Answers
Related Questions
Nora works at a retail store. She earns a commission of $5.50 on each item she sells. If she sells 17 items, how much does she earn from commissions?
Answers
The total earnings in commission is $93.50
How to determine the total commission?The given parameters are:
Commission = $5.50
Items = 17
The total commission is:
Total = $5.5 0 * 17
Evaluate
Total = $93.50
Hence, the total earnings in commission is $93.50
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Drag the factors to the correct locations on the image.
Each factor can be used more than once, but not all factors will be used. What is the factored form of this expression? x3 - 6x2 - 9x + 54
Tiles go here
( )( )( )
Tile options:
x - 6
x - 9
x + 9
x - 3
x + 3
x + 6
Answers
Answer: x-6, x+3, x-3
Step-by-step explanation;
Split the equation into two.
x2(x-6)-9(x-6)
(x-6) is seen as one of the tiles. Now work on x2-9
x2-9 is a difference of squares meaning the last two are (x+3) and (x-3).
to graph an exponential, you need to plot a few points, and then connect the dots and draw the graph. where do you come up with the values to use in the graph
Answers
When graphing an exponential function, a T-chart is commonly used to determine the values. The correct answer is option A.
The T-chart employs positive real numbers since this is the most typical form of exponential function.
Exponential functions are utilized to represent processes that increase or decrease exponentially, as well as to model phenomena in many different disciplines, including science, economics, and engineering.
The exponential function can be represented by the following equation:
\(y=a^x\), where a is the base, x is the exponent, and y is the outcome.
When a is a positive number greater than one, the function is called exponential growth, while when a is a fraction between 0 and 1, the function is called exponential decay.
The T-chart is used to determine the values to use in the graph and connect the dots as required. Positive real numbers are used as the values in the T-chart in order to effectively graph the exponential function.
Therefore, the correct answer is option A.
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A person is 89-93 pounds depending on the day, 13 years old, and 5 foot tall. Is this an appropriate weight?
Answers
Answer:
I don't think so cause average in my town is 100 to 109
Answer:
I don't think so
Step-by-step explanation:
¯\_(ツ)_/ i can't tell you
f(x) = 3x - 2
g(x) = x + 3
Find (f.g)(x).
O 3x^3+ 7x^2 - 6x
-
O 3x^2 + 11x – 6
O 3x^2 + 7x – 6
O3х^2 – 6
Answers
Answer:
the third option
Step-by-step explanation:
it is simple :
for the sum of 2 functions we need to sum the functional expressions.
for the product of 2 functions we need to multiply the functional expressions.
...
so,
(f.p)(x) = (3x - 2)(x + 3)
remember, when we multiply 2 expressions, then we have to multiply every term of one expression with every term of the other expression and sum up all the individual results (while considering the right signs, of course).
(3x - 2)(x + 3) = 3x² + 9x - 2x - 6 = 3x² + 7x - 6
Question 3 of 10
What is the slope of the line described by the equation below?
y = 10x + 2
A. 2
OB. 10
OC. -2
D. -10
SURMIT
Answers
The slope of the line described by the equation y = 10x + 2 is 10 (option b).
The given equation is in slope-intercept form, y = mx + b, where m represents the slope of the line. In this case, the coefficient of x is 10, so the slope is 10.
To find the slope, we can compare the given equation with the slope-intercept form.
The coefficient of x in the equation represents the slope. In this case, the coefficient is 10, indicating that the slope is 10.
Therefore, the slope of the line described by the equation y = 10x + 2 is 10, which means that for every unit increase in x, the y-coordinate increases by 10 units.
This indicates a steep positive slope where the line rises at a constant rate of 10 units for every unit increase in the x-coordinate. Thus, the correct option is b.
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1.
Solve each equation for the indicated variable.
a+m=n=p,
for a.
Answers
In linear equation, a = (n+p)/m is equation for the indicated variable.
What in mathematics is a linear equation?
A linear equation is an algebraic equation with the formula y=mx+b, . m is the slope, and b is the y-intercept, and all that is involved is a constant and a first-order (linear) term. The variables in the preceding equation are y and x, and it is occasionally referred to as a "linear equation of two variables."In terms of algebra, writing "am" is the same as writing "a*m" or "a times m"
To undo the multiplication, we use division. We will divide both sides by m to get 'a' all by itself on the left side
So...
am = n+p
a*m = n+p
(a*m)/m = (n+p)/m .... divide both sides by m
a = (n+p)/m ... notice how the 'm's cancel out when we divide on the left side
a = (n+p)/m
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I need help with this problem please?
Answers
Answer:
Step-by-step explanation:
If ΔABC ~ ΔPQR
\(\frac{PQ}{AB} =\frac{QR}{BC} = \frac{RP}{CA}\)
or
\(\frac{AB}{PQ} =\frac{BC}{QR} =\frac{CA}{RP}\)
helppp
find g(-3), g(-1), and g(3)
Answers
Answer:
g(13) = 2.75
g(-1) = 4
g(3) = 2.75
Step-by-step explanation:
See attached worksheet.
A company that makes hair-care products had 5,000 people try a new shampoo. Of the 5,000 people, 10 had a mild allergic reaction. What percent of the people had a mild allergic reaction?
Write the percent proportion.
10
5,000=
pls hurry
Answers
\(\\ \sf\Rrightarrow \dfrac{10}{5000}\times 100\)
\(\\ \sf\Rrightarrow \dfrac{2}{1000}\)
\(\\ \sf\Rrightarrow 0.002\%\)
b) If the joint probability distribution of three discrete random variables X, Y, and Z is given by, f(x, y, z)=. (x+y)z 63 for x = 1,2; y=1,2,3; z = 1,2 find P(X=2, Y + Z ≤3).
Answers
The probability P(X=2, Y+Z ≤ 3) is 13. Random variables are variables in probability theory that represent the outcomes of a random experiment or event.
To find the probability P(X=2, Y+Z ≤ 3), we need to sum up the joint probabilities of all possible combinations of X=2, Y, and Z that satisfy the condition Y+Z ≤ 3.
Step 1: List all the possible combinations of X=2, Y, and Z that satisfy Y+Z ≤ 3:
X=2, Y=1, Z=1
X=2, Y=1, Z=2
X=2, Y=2, Z=1
Step 2: Calculate the joint probability for each combination:
For X=2, Y=1, Z=1:
f(2, 1, 1) = (2+1) * 1 = 3
For X=2, Y=1, Z=2:
f(2, 1, 2) = (2+1) * 2 = 6
For X=2, Y=2, Z=1:
f(2, 2, 1) = (2+2) * 1 = 4
Step 3: Sum up the joint probabilities:
P(X=2, Y+Z ≤ 3) = f(2, 1, 1) + f(2, 1, 2) + f(2, 2, 1) = 3 + 6 + 4 = 13
They assign numerical values to the possible outcomes of an experiment, allowing us to analyze and quantify the probabilities associated with different outcomes.
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(Present value of an annuity) Determine the present value of an ordinary annuity of $4,500 per year for 16 years, assuming it earns 8 percent. Assume that the first cash flow from the annuity comes at the end of year 8 and the final payment at the end of year 23. That is, no payments are made on the annuity at the end of years 1 through 7 . Instead, annual payments are made at the end of years 8 through 23. The present value of the annuity at the end of year 7 is \$ (Round to the nearest cent.)
Answers
The present value of the annuity at the end of year 7 is approximately $47,069.08.
To calculate the present value of an ordinary annuity, we can use the formula:
PV = PMT * [(1 - (1 + r)⁻ⁿ) / r],
where PV is the present value, PMT is the annual payment, r is the interest rate per period, and n is the number of periods.
In this case, the annual payment is $4,500, the interest rate is 8%, and the number of periods is 16. However, the payments start at the end of year 8 and continue until the end of year 23, which means there is a delay of 7 years.
Using the formula, the present value at the end of year 7 can be calculated as:
PV = $4,500 * [(1 - (1 + 0.08)⁻¹⁶) / 0.08] = $47,069.08.
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Given f(x)=-2x+5, find f (-1)
Answers
Answer:
3
Step-by-step explanation:
Plug -1 into the function f(x):
\(f(x)=-2x+5 \\f(-1)= (2)(-1) + 5\)
And solve:
\(f(-1)=-2+5 \\f(-1) = 3\)
So, f(-1) is 3.
What is the domain of the relation?
ty
X-4<=X<=4
-4
-4<=X<=6
-4
2
X
-4
4
-2
-4
Answers
Answer: \(-4<= x<= 6\)
Step-by-step explanation:
Domain: x-axis
Range: y-axis
The relation graph shows the points in which the domain is located. To find the Domain, go to the point in the x-axis (the horizontal line) and note the number where the point lies. For this question, the point on the left side of the graph lies on negative four (\(-4\)), and on the right side, the point is on 6. Therefore, the domain of this relation is negative four is greater than/equal to x is less than/equal to six. It could also be written like this: \(-4\leq x\leq 6\).
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Given the definitions of f (x) and g(2) below, find the value of g(f(5)).
f(x) = x² - 6x – 6
g(x) = -3x + 11
Answers
Answer:
\(g(f(5)) = 44\)
Step-by-step explanation:
First, solve for \(f(5)\)
\(f(5) = 5^2-6(5)-6 = -11\\\)
Then, plug in what you got for \(f(5)\) into \(g(x)\). Since \(f(5) = -11\) you will be solving for \(g(-11)\).
\(g(-11) = -3(-11) + 11 = 44\)
the answer is 44.
Please be sure to mark this answer as brainliest if it satisfies you.
Step-by-step explanation:
your answer is in the photo attached
Suppose you are playing with someone new in soccer and you do not know how is strong, but you suspect you are. Let e be the probability that you win a single game. For now, we will treat o as discrete, with possible values 0, 0.1, ..., 1.0, and suppose you guess that the corresponding probabilities are ө teta Prior: P (0)
0 0
0.1 0.01
0.2 0.02
0.3 0.04
0.4 0.1
0.5 0.15
0.6 0.2
0.7 0.25
0.8 0.16
0.9 0.04
1 0
total Suppose you win the first time (), but then you lose twice () How does this information change your belief about the probability e. In another word, calculate the overall chances (expected values) of winning the games before/ and after you played? Note -Before you play, you believe that there is a 1% chance that your probability of winning any given game is 10%. - 2% chance that your winning probability is 20%, and so on.
Answers
The overall chances of winning the games before playing were 52%, and after playing and winning once but losing twice, the overall chances of winning are 17.33%. This shows that the new information has changed your belief about the probability of winning, and you now suspect that your chances of winning are lower than before.
Before playing the games, the expected value of winning is calculated by multiplying the probability of winning with the corresponding probabilities and adding them together. This is shown below:
E(win) = (0)(0) + (0.1)(0.01) + (0.2)(0.02) + (0.3)(0.04) + (0.4)(0.1) + (0.5)(0.15) + (0.6)(0.2) + (0.7)(0.25) + (0.8)(0.16) + (0.9)(0.04) + (1)(0) = 0.52
After playing the games and winning once but losing twice, the expected value of winning is calculated by multiplying the probability of winning with the corresponding probabilities, and adding them together. However, the probabilities are adjusted based on the new information. The new probabilities are shown below:
P(win) = (0)(0) + (0.1)(0.01)(1/3) + (0.2)(0.02)(1/3) + (0.3)(0.04)(1/3) + (0.4)(0.1)(1/3) + (0.5)(0.15)(1/3) + (0.6)(0.2)(1/3) + (0.7)(0.25)(1/3) + (0.8)(0.16)(1/3) + (0.9)(0.04)(1/3) + (1)(0)(1/3) = 0.17333
Therefore, the overall chances of winning the games before playing were 52%, and after playing and winning once but losing twice, the overall chances of winning are 17.33%. This shows that the new information has changed your belief about the probability of winning, and you now suspect that your chances of winning are lower than before.
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When an alternating current of frequency f and peak current I_0 passes through a resistance R, then the power delivered to the resistance at time t seconds is P = I^2_0 R sin^2 2 pi ft. Write an expression for the power in terms of csc^2 2 pi ft. P = I^2_0 R/(csc^2 2 pi ft) P = I^2_0 R (csc^2 2 pi ft) P = I^2_0/(1 - csc^2 2 pi ft) P = I^2_0 R(1 - csc^2 2 pi ft)
Answers
The expression for the power delivered to a resistance in terms of csc^2 2 pi ft is P = I^2_0 R (csc^2 2 pi ft).
According to the given information, the power delivered to a resistance R when an alternating current of frequency f and peak current I_0 passes through it is represented by the equation P = I^2_0 R sin^2 2 pi ft.
To express this equation in terms of csc^2 2 pi ft, we can use the trigonometric identity csc^2 x = 1/sin^2 x. Substituting this identity into the equation, we get P = I^2_0 R (1/sin^2 2 pi ft).
Since csc^2 x is the reciprocal of sin^2 x, we can rewrite the equation as P = I^2_0 R (csc^2 2 pi ft). This expression represents the power delivered to the resistance in terms of csc^2 2 pi ft.
Therefore, the correct expression for the power delivered to the resistance in terms of csc^2 2 pi ft is P = I^2_0 R (csc^2 2 pi ft).
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Please help will give brainliest
1. Which ones are equivalent
-30/6, -6/-30, -5, -c -1/-5, -45/-9, -40/8
2. What is A + B from the distance of zero.
3. Kyle starts with 100 in his bank account. He deposited 50, withdrew 20, deposited 60, and withdrew 70. How much money does Kyle have now?
4. The model is in the picture
Options
A -2 (4)
B 2 (-4)
C -2 (-4)
D -8/4
E -8/2
Answers
Those that are less than 0 are considered negative numbers. Positive numbers have a negative counterpart, and negative numbers have a positive counterpart.
What is the distance from zero?As opposed to being equal, the equivalents are -30/6 = -5 , -5 = -5 and -40/8 = -5. In contrast to equivalent, which means similar but not the same, equal denotes the same in every respect.A number's distance from zero on the number line represents its absolute value. As -7 is 7 units away from 0, its absolute value is 7, making it. Since it is 5 units away from 0, the absolute value of 5 is 5. Any figure less than zero is considered to be negative.Kyle opens his bank account with $100. He made three deposits: fifty dollars, twenty dollars, and seventy dollars. Kyle now has 120 rupees.To visualize and resolve arithmetic difficulties, models or illustrations can be helpful. A number block can be a part of a model.To learn more about equivalent refer to :
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the amount of snowfall falling in a certain mountain range is normally distributed with a mean of and a standard deviation of what is the probability that the mean annual snowfall during 25 randomly picked years will exceed group of answer choices
Answers
The probability that the mean annual snowfall during 25 randomly picked years will exceed a certain value, we need to calculate the z-score and look it up in the z-table to find the corresponding probability.
To find the probability that the mean annual snowfall during 25 randomly picked years will exceed a certain value, we need to use the properties of the normal distribution. Given that the amount of snowfall is normally distributed with a mean and a standard deviation, we can use the Central Limit Theorem.
The Central Limit Theorem states that if we have a sufficiently large sample size (in this case, 25 years), the distribution of the sample means will be approximately normal regardless of the shape of the population distribution.
To find the probability, we need to convert the mean annual snowfall into a standard score (also known as a z-score) using the formula:
z = (X - μ) / (σ / √(n)), where X is the value we want to find the probability for, μ is the mean, σ is the standard deviation, and n is the sample size.
Once we have the z-score, we can look it up in the z-table to find the corresponding probability. The probability represents the area under the normal distribution curve to the right of the z-score.
In conclusion, to find the probability that the mean annual snowfall during 25 randomly picked years will exceed a certain value, we need to calculate the z-score and look it up in the z-table to find the corresponding probability.
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Name the property that is used in 5 ⋅ n ⋅ 2 = 0 . Then find the value of n.
Answers
Answer: Zero product property
n = 0
=========================================
Explanation:
The zero product property is the idea that if A*B = 0, then either A = 0 or B = 0 or both are zero.
This is because we cannot multiply nonzero values to get a result of zero.
In the equation 5*n*2 = 0, we have 5 and 2 as nonzero, which forces the variable n to be zero. So this is why n = 0 is the only solution here.
-----------------
Extra info:
The zero product property is often used in factoring. For example, x^2+5x+6 = 0 factors to (x+3)(x+2) = 0. Then we set the pieces equal to zero and solve for x
x+3 = 0 leads to x = -3
x+2 = 0 leads to x = -2
The zamboni can resurface 1200 square feet per minute. How many minutes will it take the zamboni to resurface the entire rink if its dimensions are:
a. 80 ft X 300 ft?
b. 75 ft x 160 ft?
c. 100 ft x 210 ft?
Answers
The zeros of polynomial function g are -5, -1, and 7. Complete the factors to write an equation for function g. Assume that g has only three zeros and three factors.
Answers
Answer:
g(x) = (x + 5)(x + 1)(x - 7)
Step-by-step explanation:
i know for a fact im right
The complete equation of function whose zeros are given;
f(x) = (x+5)(x+1)(x-7)
What is Polynomial?
A polynomial is a type of algebraic expression in which the exponents of all variables should be a whole number.
Here, given zeros are;
-5, -1, 7
then we can write;
x = -5, x = -1; x = 7
x +5 = 0 ; x + 1 = 0 ; x - 7 = 0
On multiplying all the terms we get;
(x+5)(x+1)(x-7) = 0
Thus, The complete equation of function whose zeros are given;
f(x) = (x+5)(x+1)(x-7)
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Please help!
Worth 20
Answers
the Area will be 280 inch².
What is are of triangle?
The territory included by a triangle's sides is referred to as its area. Depending on the length of the sides and the internal angles, a triangle's area changes from one triangle to another. Square units like m2, cm2, and in2 are used to express the area of a triangle.
The base of triangle = 20inch
The height of triangle = 14inch
Area is = (base * height) = (20*14)
Area = 280 inch²
Hence the Area will be 280inch²
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please helpppppppppp
Answers
Answer:
sorry but i need some points right now so just ignore this
Step-by-step explanation:
how many pattern block rhombuses would create 3 hexagons
Answers
9 block rhombuses would create 3 hexagons.
In order to increase the total number by three, a hexagon can be divided into a minimum of three rhombuses, each of which can be further divided into four rhombuses. With n being a positive integer, the result is 3n. The top two hexagons in this image are each divided into 8 and 10 rhombuses. The total number of rhombuses that can fit in a hexagon is not limited to multiples of three, given that the total number of rhombuses dividing a hexagon can be raised by three by quartering a single component rhombus. The amount might actually be any integer larger than 7.
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Joe has $60 in a savings account. Each week he deposits $12 in the account. Which expression is equivalent to the total amount in the account after x weeks?
Answers
Answer:
Expression after x weeks AMOUNT =$12*x
Step-by-step explanation:
The distance between Kuala Pilah and Bangi is x km. A bus travelled from Kuala Pilah to Bangi at an average speed of 80 km/h. On the return journey from Bangi to Kuala Pilah, the bus travelled at an average speed of 100 km/h and it took 15 minutes less than the previous one. Calculate the value of x.
A. 80 km
B. 100 km
C. 120 km
D. 160 km
Answers
Answer:
100km
Step-by-step explanation:
Time taken to travel to Bangi:
x/80 hours
15min = 1/4hrs
Time taken to travel back:
x/80 - 1/4
x= x/(x/80-1/4)
x^2-100x=0
x(x-100)=0
x=0 (rejected) or x=100
Answer:
B. 100km
Step-by-step explanation:
Brainliest please
Can someone please help?
Answers
Answer:
Even
Step-by-step explanation:
An odd number added by an odd number will equal an even number.
Good luck :)
Answer:
Even
Step-by-step explanation:
All the answers to adding up odd numbers in the bellow examples shows even answers.
Find the probability​ P(E or​ F) if E and F are mutually​ exclusive, ​P(E)=0.34​, and ​P(F)=0.51.
Answers
The probability of either event E or event F occurring, when E and F are mutually exclusive, is 0.85.
If E and F are mutually exclusive events, it means that they cannot occur simultaneously. In such cases, the probability of either event E or event F occurring is the sum of their individual probabilities.
Given that P(E) = 0.34 and P(F) = 0.51, we can calculate the probability of E or F, denoted as P(E or F), as:
P(E or F) = P(E) + P(F)
Substituting the given values, we have:
P(E or F) = 0.34 + 0.51
Calculating the sum, we find:
P(E or F) = 0.85
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y+1/y-1 = 2y+3/2y+5 simplify
Answers
Answer: y=0.6 I think (try checking with other answers first)
Hope this helps a little and good luck :)
Step-by-step explanation: