The equation 9(u – 2) + 1.5u = 8.25 models the total miles Michael traveled one afternoon while sledding, where u equals the number of hours walking up a hill and (u – 2) equals the number of hours sledding down the hill. Which is the value of u?
Answers
Answer:
2.5
Step-by-step explanation:
\(9(u-2)+1.5u=8.25 \\\\9u-18+1.5u=8.25\\\\10.5u-18=8.25\\\\10.5u=26.25\\\\u=2.5\)
Hope this helps!
Related Questions
Choose the correct graph of the function
Answers
Marta conducts emissions inspections on cars. She finds that 8 % 8%8, percent of the cars fail the inspection. Let X XX be the number of cars Marta inspects until a car fails an inspection. Assume that the results of each inspection are independent. Find the mean and standard deviation of X XX. Round your answers to one decimal place.
Answers
There are X automobiles, with a mean of 12.5 cars. The standard deviation for X is also SD = 12.0.
What connection exists between the mean and the standard deviation?First, a data set's mean and standard deviation convey distinct information. The average (center) of a data collection is provided by mean (it is a measure of central tendency). You may learn about the range (dispersion) of data around the mean by looking at the standard deviation. We may investigate a data set's characteristics and characterize it using both the mean and standard deviation. To provide confidence intervals for data that has a normal distribution, they are frequently combined. If two or more data sets need to be compared:
The mean reveals whether data set is, on average, greater or lower (or better or worse). We can determine whether data set has a wider dispersion using the standard deviation (higher standard deviation means data is more spread out from the mean). Second, there are variations in how each metric is calculated. In particular, we utilize squaring to get the standard deviation but not the mean. We completely avoid using squaring when determining the mean of a data collection. Simply multiplying the total number of data points in the set by the sum of all the values in the data set yields the answer.
What is the standard deviation and mean formula?The mean is calculated as follows:
Mean = (all data values added together) / (number of data values)
However, when calculating standard deviation, we do employ squaring. We take the square of the deviation between each data point and the mean in particular.
The standard deviation equation is as follows:
Finally, when we add the identical value to each data point in the data set, the mean and standard deviation "respond" differently. If we multiply every value in a data collection by the constant "K":
No of the size of the data collection, the mean rises by precisely K.
No matter how many observations are in the data collection, the standard deviation does not vary. The identical value is then added.
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which function is positive for the entire interval (-3,-2)
Answers
Answer:
There can be several such functions; however, the basic condition that needs to be met for a function to be positive for the interval [–3, –2] is that it should be multiplied by (-1) Hence, one such function that is positive for the entire interval is f(x) = -x
Step-by-step explanation:
Simplify sin(u - pi) to a single trig function using a sum or difference of angels identity.
Answers
Answer:
- sinu
Step-by-step explanation:
using the difference identity for sine
sin(a - b) = sinacosb - cosasinb
then
sin(u - π )
= sinucosπ - cosusinπ
= sinu(- 1) - cosu(0)
= - sinu - 0
= - sinu
during a single day at radio station WMZH,the probability that a particular song is played in 3/8.what is the probability that this thing will be played on exactly 2 days out of 3 days ?round to your nearest thousandth
Answers
The probability that the song will be played on exactly 2 days out of 5 days is approximately 0.164.
To find the probability that a particular song is played exactly 2 days out of 5 days at radio station WMZH, we can use the binomial probability formula.
The binomial probability formula is given by P(x) = C(n, x) * p^x * (1-p)^(n-x), where P(x) is the probability of x successful outcomes, n is the number of trials, p is the probability of a successful outcome on a single trial, and C(n, x) represents the binomial coefficient, which is the number of ways to choose x items from a set of n items.
In this case, we want to find the probability of the song being played exactly 2 days out of 5 days, so x = 2, n = 5, and p = 3/8.
Using the formula, we have:
P(2) = \(C(5, 2) * (3/8)^2 * (1 - 3/8)^(^5^-^2^)\)
C(5, 2) = 5! / (2! * (5-2)!) = 10
P(2) = 10 * (3/8)^2 * (5/8)^3
P(2) ≈ 0.164 (rounded to three decimal places)
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answer choices- (-1, -6) and (-3,-2) (6,-1) and (2,-3) (1,-6) and (3,-2) (-6, 1) and (-2, 3)
Answers
From the diagram we have a line with the following endpoints;
\(\begin{gathered} A=(-3,2) \\ B=(-1,6) \end{gathered}\)The rule for reflecting across the line
\(y=x\)is such that the x-coordinates and the y-coordinates switch places.
This means, for the points identified above, after reflecting across the line y = x, the coordinates of the endpoints would now be such that x, moves to the place of y, and vice versa.
We now have;
\(\begin{gathered} A=(-3,2)\Rightarrow A^{\prime}=(2,-3) \\ B=(-1,6)\Rightarrow B^{\prime}=(6,-1) \end{gathered}\)ANSWER:
\((6,-1)\text{ and }(2,-3)\)The second option is the correct answer
Use the method of completing the square to solve the quadratic equation
t2+5t−1=0.
Answers
The solution to the given quadratic equation using the completing the square method is t = -5/2 ±√29/4
Completing the square methodGiven the quadratic equation expressed as;
t^2+5t−1=0
Add 1 to both sides
t^2+5t−1 + 1 = 0+1
t^2 + 5t = 1
Take the square of half of the coefficient of t to have:
t^2 + 5t + (5/2)^2 = 1 + (5/2)^2
(t+5/2)^2 = 1+25/4
(t+5/2)^2 = 29/4
t + 5/2 = ±√29/4
t = -5/2 ±√29/4
Hence the solution to the given quadratic equation using the completing the square method is t = -5/2 ±√29/4
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Simplify: (ab)³⁷• (ab)⁴²•(ab)⁵¹
need explanation plss :)
Answers
\(\huge \bf༆ Answer ༄\)
Let's solve ~
\( \sf(ab) {}^{37} \times (ab) {}^{42} \times (ab) {}^{51} \)If the numbers with same same base are multiplied them, their exponents add up ~
\( \sf(ab) {}^{37 + 42 + 51} \)\( \sf(ab) {}^{130} \)And we can also separate the base (when multiplied) to different bases with having same exponent as the original one.
\( \sf{a {}^ {130} }{ \times b {}^{130} }\)======== \(\huge{\bf{Answer :}}\) ========
\( \bold{ \underline{Given : -}}\)
(ab)³⁷ • (ab)⁴² • (ab)⁵¹\( \: \)
\( \bold{ \underline{To \: Find : - }}\)
Find to result!\( \: \)
\( \bold{ \underline{Solution : - }}\)
Did you know that there are exponential properties of matter such as the following :
\( \sf {a}^{m} \times {a}^{n} = {a}^{m + n} \)Soo :
\( \sf \longmapsto (ab {)}^{37} \times {(ab)}^{42} \times {(ab)}^{51} \)
\( \sf \longmapsto {(ab)}^{37 + 42} \times {(ab)}^{51} \)
\( \sf\longmapsto (ab {)}^{79} \times {(ab)}^{51} \)
\( \sf \longmapsto {(ab)}^{79 + 51} \)
\( \sf \longmapsto \boxed { \bold{ \red{ {(ab)}^{130}}}} \)
\( \: \)
\( \bold{ \underline{ \: Conclusion : -}}\)
\( \sf( {ab)}^{37} \times {(ab)}^{42} \times {(ab)}^{51} = \bf {(ab)}^{130} \)\( \: \)
I hope this helps!
How much would you need to deposit in an account now in order to have $5,000.00 in the account in 821 days?
Assume the account earns 5 % simple interest.
You would need to deposit ___
in your account now.
Answers
The principal investment required to get an accrued amount of $5,000.00 in 821 days is $4,494.52.
What is the principal need for the investment?Simple interest is expressed as;
A = P(1 + rt)
Where A is accrued amount, P is principal, r is interest rate and t is time.
Given that;
Accrued amount A = $5,000.00Elapsed time t = 821 days = 821/365 yrsInterest rate r = 5% = 5/100 = 0.05Principal P = ?Plug the given values into the above formula and solve for principal P.
A = P(1 + rt)
P = A / (1 + rt)
P = $5,000.00 / ( 1 + ( 0.05 × 821/365 ) )
P = $5,000.00 / ( 1 + 821/7300 )
P = $5,000.00 / ( 8121/7300 )
P = $4,494.52
Therefore, the principal required is $4,494.52.
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A) Find an equation for the line perpendicular to the tangent line to the curve y=x^3-4x+6 at the point (2,6)
-The equation is y=
b) What is the smallest slope on the curve? At what point on the curve does the curve have this slope?
-The smallest slope on the curve is
-The curve has the smallest slope at the point
c) Find equations for the tangent lines to the curve at the points where the slope of the curve is 8.
Answers
Answer:
f(x) = x³ - 4x + 6
f'(x) = 3x² - 4
a) f'(2) = 3(2²) - 4 = 12 - 4 = 8
6 = 8(2) + b
6 = 16 + b
b = -10
y = 8x - 10
b) 3x² - 4 = 0
3x² = 4, so x = ±2/√3 = ±(2/3)√3
= ±1.1547
f(-(2/3)√3) = 9.0792
f((2/3)√3) = 2.9208
c) 3x² - 4 = 8
3x² = 12
x² = 4, so x = ±2
f(-2) = (-2)³ - 4(-2) + 6 = -8 + 8 + 6 = 6
6 = -2(8) + b
6 = -16 + b
b = 22
y = 8x + 22
f(2) = 6
y = 8x - 10
The equation perpendicular to the tangent is y = -1/8x + 25/4
-The smallest slope on the curve is 2.92
The curve has the smallest slope at the point (1.15, 2.92)
The equations at tangent points are y = 8x + 16 and y = 8x - 16
Finding the equation perpendicular to the tangentFrom the question, we have the following parameters that can be used in our computation:
y = x³ - 4x + 6
Differentiate
So, we have
f'(x) = 3x² - 4
The point is (2, 6)
So, we have
f'(2) = 3(2)² - 4
f'(2) = 8
The slope of the perpendicular line is
Slope = -1/8
So, we have
y = -1/8(x - 2) + 6
y = -1/8x + 25/4
The smallest slope on the curveWe have
f'(x) = 3x² - 4
Set to 0
3x² - 4 = 0
Solve for x
x = √[4/3]
x = 1.15
So, we have
Smallest slope = (√[4/3])³ - 4(√[4/3]) + 6
Smallest slope = 2.92
So, the smallest slope is 2.92 at (1.15, 2.92)
The equation of the tangent lineHere, we set f'(x) to 8
3x² - 4 = 8
Solve for x
x = ±2
Calculate y at x = ±2
y = (-2)³ - 4(-2) + 6 = 6: (-2, 0)
y = (2)³ - 4(2) + 6 = 6: (2, 0)
The equations at these points are
y = 8x + 16
y = 8x - 16
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10% of 17 adults of 100 people
Answers
The probability that 17 adults in a sample of 100 adults pass the fitness test is 0. 0106. option B
What is probability?Probability can be described as:
The ratio of the number of outcomes in an exhaustive set of equally likely outcomes that will produce a given event to the total number of possible outcomesThe chance that a particular event will occurLet's use the binomial formula to solve this problem.
\(P(X) = \frac{n!}{x!(n - x) !} * p^x( 1- p) ^n^-^x\)
Where:
p is the probability of success = 0. 10n is the sample size = 100x is the number of successes expected = 17Now, let's find the probability:
\(P(17) = \frac{100!}{17!( 100 - 17)!} * 0. 1 ( 1- 0.1 ) ^1^0^0 ^- ^1^7\)
P = 0. 0106
Hence, the probability that 17 adults in a sample of 100 adults pass the fitness test is 0. 0106. option B
The complete question is:
It is known that 10% of adults can pass a fitness test. What is the probability that 17 adults in a sample of 100 adults pass this fitness test?
A. 0.9900
B. 0.0106
C. 0.1000
D. 0.0343
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Find the vertex of the equation: y = x² - 10x + 16
A (5,9)
B(-9.5)
C(-5, -9)
D(5,-9)
Answers
Answer:
D.
Step-by-step explanation:
Math-way helps a lot.
help with horizontal asymptotes
Answers
Answer:
y = 3. last option is correct answer for 2nd question.
Step-by-step explanation:
f(x) just means y.
horizontal asymptote is y = 'something.'
the graph crosses y = 4, so y = 4 cannot be asymptote.
y = 3 is since the graph never quite touches it.
as for ∞, we see that as x approaches -∞, y almost reaches 3. but not quite. also, as x approaches +∞, y approaches +∞.
so the last option is the correct answer.
NO LINKS!! Describe the set of all points P(x, y) in a coordinate plane that satisfy the given condition. Part 2
Answers
Part (d)
If xy > 0, then the two items x and y must have the same sign.
Examples where x,y are both positive
x = 2 and y = 5 leads to xy = 2*5 = 10x = 7 and y = 4 leads to xy = 7*4 = 28Examples where x,y are both negative
x = -1 and y = -9 leads to xy = -1*(-9) = 9x = -12 and y = -3 leads to xy = -12*(-3) = 36This places us in either the first quadrant or third quadrant (Q1 and Q3)
Q1 is where x > 0 and y > 0 (northeast corner)Q3 is where x < 0 and y < 0 (southwest corner)Answer: The set of all points in quadrants I and III (x and y have the same sign)======================================================
Part (e)
If y < 0, then we have points like (2,-5) and (1,-7). The x coordinate doesn't matter as long as the y coordinate is negative.
Visually speaking we are below the x axis. This places the point in Q3, Q4, or on the negative y axis. The point cannot be on the x axis. You can think of this point as being underground or underwater.
Answer: The set of all points below the x axis======================================================
Part (f)
If x = 0, then the point is on the vertical y axis. Recall that y intercepts always occur when x = 0. Two examples would be (0,4) and (0,12).
Answer: The set of all points on the y axis.Answer:
(d) The set of all points in quadrants I and III (x and y have the same sign).
(e) The set of all points below the x-axis.
(f) The set of all points on the y-axis.
Step-by-step explanation:
The Cartesian plane is divided into four quadrants.
Quadrant I is the upper right quadrant and the rest follow in a counterclockwise direction.
Quadrant I: x > 0 and y > 0 → (x, y)Quadrant II: x < 0 and y > 0 → (-x, y)Quadrant III: x < 0 and y < 0 → (-x, -y)Quadrant IV: x > 0 and y < 0 → (x, -y)Part (d)
For xy > 0, x and y should either both be positive or both be negative, i.e. have the same sign.
x and y are both positive in quadrant I.x and y are both negative in quadrant III.Therefore, the description that satisfies the given condition is:
The set of all points in quadrants I and III (x and y have the same sign).Part (e)
For y < 0, y is always negative.
y is negative in quadrant III.y is negative in quadrant IV.Quadrants III and IV are below the x-axis.
Therefore, the description that satisfies the given condition is:
The set of all points below the x-axis.Part (f)
The only place where x = 0 is the y-axis.
Therefore, the description that satisfies the given condition is:
The set of all points on the y-axis.
David found a vintage watch his father lost 38 years ago. The watch’s date showed that it had worked for over two years after his father lost it. When David found the watch, it was 3 times as old as when his father lost it. How old was the watch when David’s father lost it?
Answers
According to the given information, the watch worked for over two years after his father lost it. So, the total age of the watch becomes "x + 2" years.
When David found the watch, it was 3 times as old as when his father lost it. This means the age of the watch at that time was 3 times "x".
Since the total age of the watch when David found it was the sum of the age when his father lost it and the additional years it worked, we can set up the following equation:
(x + 2) = 3x
Now, let's solve the equation to find the value of "x" (the age of the watch when David's father lost it):
x + 2 = 3x
2 = 3x - x
2 = 2x
x = 1
Therefore, the watch was 1 year old when David's father lost it.
Answer:
Step-by-step explanation:
Hey there,
Here's my reasoning regarding the problem:
Let's assume that the watch at the time it was lost was x years old.
When it was picked it was 3 times as old as it was when it was lost therefore it's currently 3x. The time between when it was lost and when it was found is 38 years. We can break this down into a simple algebraic formula:
3x - x = 38
2x = 38
x = 19
The point (-2, -3) is rotated 90 degrees CCW about the origin. What are the coordinates of the image? *
1 point
(-3, -2)
(-3, 2)
(3, -2)
(3, 2)
Brainliest to fisrt answer I neeeed this please
Answers
Answer:
3,-2
Step-by-step explanation:
When rotating 90 degree counterclockwise our point goes from
(x,y) to (-y,x).
(-2,-3) goes to -(-3),-2)
The answer is
3,-2
Answer:
C. (3,-2)
Step-by-step explanation:
(x,y) ➡ (-y,x)
(-2.-3) ➡ (3,-2).
how did 66 turn into 22 i dont understand please help me
Answers
Answer:
66 turned into 22 because the fraction was simplified.
Step-by-step explanation:
Both 66 and 9 can be divided by 3 to get 22 and 3 so
66/9 turns into
22/3
Answer:
ok, so, it is a bit confusing at first, so ill try to explain it as well as i can
so when you divide the LEFT side by 9, it cancels
when you divide the RIGHT side by nine
which equals -7.33333333333
which when put into fraction form is -22/3
they do this because its easier than writing a long decimal, an you cant simplify the decimal
Which sequence of transformations will result in an image that is similar to its pre image?
Answers
The sequence of transformation that produce similar image is (d) a dilation followed by a rotation
How to determine the sequence of transformationsTransformation involves changing the position and/or size of a figure.
There are four types of transformation, and they are:
DilationRotationReflectionTranslationThe representation of the types of transformation are:
Dilation: k(x, y)Rotation: rotation by anglesReflection: reflection across linesTranslation: (x + h, y + k)A dilation transformation would produce a similar image, while other transformation types would produce a congruent image
Hence, the sequence of transformation is (d)
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A student solves the following problem:
Problem: 2(x−3)+3x=19
Step 1: 2x−6+3x=19
Step 2: 6x−6=19
Step 3: 6x−6 + 6=19 + 6
Step 4: 6x=25
Step 5: 6x6=256
Step 6: x≈4.17
Where is the mistake? What did the student do incorrectly?
Responses
Step 3: Student should have subtracted 6 from both sides, not added 6.
Step 5: Student should have subtracted 6 from both sides, not divided by 6
Step 1: Student should have only distributed the 2 to the x and not the x & 3.
Step 2: Student should have added 2x + 3x = 5x, not 2 x 3 = 6x
Answers
Answer:
error in Step 2
Step-by-step explanation:
2(x - 3) + 3x = 19
Step 1 : 2x - 6 + 3x = 19 ← simplify left side by collecting like terms
Step 2 : 5x - 6 = 19 ← add 6 to both sides
Step 3 : 5x - 6 + 6 = 19 + 6
Step 4 : 5x = 25 ← divide both sides by 5
Step 5 : x = 5
Error was made by student in Step 2 who should have added 2x and 3x, not multiplied 2 × 3
Graph the inequality
Pls and thank you not urgent
Answers
To graph an inequality, treat the <, ≤, >, or ≥ sign as an = sign, and graph the equation.
Which four steps are involved in graphing an inequality? Steps1:Always begin by separating the variable y from the inequality's left side.Step 2: Replace the inequality symbol with the equality symbol.Step 3: In the X, Y, XY, XY plane, graph the boundary line from Step 4 :The final step is to shade a portion or one side of the border line.Uneven relationships between two expressions are demonstrated by inequalities. Here are a few instances of inequality: 9 > 7 9 > 7 9 > 7. 6 a + 2 6 underlined a+2 6 < a+2. x < 5 x<5 x<5.To represent an inequality on a number line, such as x>3, first draw a circle around the number (e.g., 3). Fill in the circle if the sign also says equal to (or ). Leave the circle blank if the sign doesn't include equal to (> or ).To more learn about graphing an inequality refers to :
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A large operator of timeshare complexes requires anyone interested in making a purchase to first visit the site of interest. Historical data indicates that 20% of all potential purchasers select a day visit, 50% choose a one-night visit, and 30% opt for a two-night visit. In addition, 10% of day visitors ultimately make a purchase, 40% of one-night visitors buy a unit, and 40% of those visiting for two nights decide to buy. Suppose a visitor is randomly selected and is found to have made a purchase. How likely is it that this person made a day visit
Answers
Answer:
0.143.
Step-by-step explanation:
The first step to take in answering this question is to take or determine the probability in each cases, multiply and sum them up. Therefore, let us delve right into the solution of this problem;
[a]. Historical data indicates that 20% of all potential purchasers select a day visit. Thus, the probability that potential purchasers selects a day visit = 0.20.
[b]. Historical data indicates that 50% choose a one-night visit. Thus, the probability that potential purchasers selects a one-night visit= 0.50.
[c]. Historical data indicates that 30% of all potential purchasers opt for a two-night visit. Thus, the probability that potential purchasers opt for a two-night visit = 0.30.
[d].Historical data indicates that 10% of day visitors ultimately make a purchase. Thus, the probability that a day visitors ultimately make a purchase = 0.1.
[e]. The probability for 40% of one-night visitors buy a unit =0.4
[f]. The probability for 40% of two nights decide to buy =0.4.
STEP ONE: Determine the probability that the visitor makes a purchase.
The probability that the visitor makes a purchase = [a] × [d] + [b] × [e] + [c] × [f]. = 0.2 × 0.1 + 0.5 × 0.4 + 0.3 × 0.4 = 0.02 + 0.02 + 0.12 = 0.14.
STEP TWO: Determine How likely is it that this person made a day visit.
0.2 × 0.1/ 0.14 = 0.1428571428571429
(02.04 LC)
Determine the equation of the line shown in the graph:
graph of a vertical line with an x intercept of negative 1
y = −1
y = 0
x = −1
x = 0
Answers
Answer:
x = - 1
Step-by-step explanation:
the equation of a vertical line is
x = c
where c is the value of the x- coordinates the line passes through
the line passes through the x- intercept of - 1 , then
x = - 1 ← equation of vertical line
pls need it will mark brainliest plus 50 points please need answer if someone answers the question right will give out alot of points reaching 1k plus alot of brainliest
Answers
Answer:
3. y=6x/5+7/5
4.y=2x+2
5.
Step-by-step explanation:
Answer:
3) m = 6/5
4) m = 2
5) y = 3x + 2
6) y = -2x - 3
Step-by-step explanation:
To find slope for questions 3 and 4, use formula below⤵⤵⤵
\( \frac{y _{2} - y _{1} }{x _{2} - x _{1}} \)
3) 5-(-1) ➡ 5+1 ➡ 6
3-(-2) ➡ 3+2 ➡ 5
4) -8-4 ➡ -12 ➡ 12 12÷6 = 2
-5-1 ➡ -6 ➡ 6
For questions 5 and 6, find the y-intercept first, which is the point in which the line crosses the y-axis. From then you can use rise/run to find the slope.
Hope this helps :)
A concert ticket costs $23. About how much will tickets costs for a group of 22 people?
Answers
Answer:
$506
Step-by-step explanation:
We know that 1 concert ticket is $23
Multiply 23 by 22 to get 506
They spend $506 in total for the tickets.
The total cost for a group of 22 people is $506 if a concert ticket costs $23. , the answer is $506.
What is a linear equation?It is defined as the relation between two variables, if we plot the graph of the linear equation we will get a straight line.
If in the linear equation, one variable is present, then the equation is known as the linear equation in one variable.
It is given that:
A concert ticket costs $23.
Let x be the total cost for the group of 22 people:
The value of x can be found as follows:
The linear equation in one variable:
x = 23×22
x = $506
Thus, the total cost for a group of 22 people is $506 if a concert ticket costs $23. , the answer is $506.
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The Minnesota Multiphasic Personality Inventory (MMPI) is one of the most frequently used personality tests in psychology. The current standardized version, the MMPI-2, is used by trained professionals to assist in identifying personality structure and psychopathology. A forensic psychologist is interested in whether she can identify potential serial killers by their MMPI profiles. She is particularly interested in the Paranoia and Lie scales of the MMPI. She interviews 12 people who have already been identified as serial killers. Their scores on the Paranoia scale are recorded here:
69 84 56 89 47 63 86 58 74 35 71 60
Which of the following is a Possible value for the range?
a. 54
b. 22
c. 66
d. 79
Answers
Hello everyone-SOLVING nonlinear system of equations- ALGEBRA 1
Answers
The solution to the nonlinear system of equations is (x, y) = (-3, -2) and (x, y) = (1, 6). These points represent the coordinates where the two equations intersect and satisfy both equations simultaneously.
To solve the nonlinear system of equations:
Equation 1: \(y = -x^2 + 7\)
Equation 2: y = 2x + 4
We can equate the right sides of both equations since they both represent y.
\(-x^2 + 7 = 2x + 4\)
To simplify the equation, we can rearrange it to be in the standard quadratic form:
\(x^2 + 2x - 3 = 0\)
Now, we can solve this quadratic equation by factoring, completing the square, or using the quadratic formula. In this case, let's use factoring:
(x + 3)(x - 1) = 0
From this equation, we get two possible solutions:
x + 3 = 0 => x = -3
x - 1 = 0 => x = 1
Now, we substitute these x-values back into either equation to find the corresponding y-values.
For x = -3:
y = 2(-3) + 4
y = -6 + 4
y = -2
For x = 1:
y = 2(1) + 4
y = 2 + 4
y = 6
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Find the x-intercept(s) and the coordinates of the vertex for the parabola y=x^2-6x-7. If there is more than one x-intercept, separate them with commas.
Answers
Answer:
x = -1, 7
( x + 1 ) , ( x - 7 )
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Answers
Answer:
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What is A-B-C PLEASE HURRYYY!!!
Answers
The scientific notation and standard form values of A-B-C are as follows:
A) 7.4 is 100 million times larger than 7.4 x 10⁻⁸
B) 10⁻⁸ is 100 million times smaller than 10.
C) The value 7.4 x 10⁻⁸ is 527 times smaller than 0.000039.
What is a scientific notation?We use scientific notation in writing large or small numbers by multiplying a number between 1 and 10 by a power of 10.
Data and Calculations:Scientific Standard
Notation Form
3.9 x 10⁻⁵ 0.000039
7.4 x 10⁻⁸ 0.000000074
7.4 is 100 million times larger than 7.4 x 10⁻⁸ because 7.4 x 10⁻⁸ = 0.000000074, showing that the decimal point is moved 8 places to the right to get 7.4. 8 zeros are 100 million.
Thus, scientific notations reduce the large numbers so that they are multiplied by the power 10, which may be positive or negative.
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Question Completion:Scientific Standard
Notation Form
0.000039
7.4 x 10⁻⁸
to the nearest whole number 16,671 is
Answers
Answer:
Step-by-step explanation:
17
Answer:
16,671 is a whole number but if you meant 16.671 the nearest whole number is 17
Step-by-step explanation: