Answer:
y=5x+0
Step-by-step explanation:
wouldn't the equation be something like y=5x+0? If x=5 then x would be the slope. So then if the slope is 5 you'd start off your equation y=5x but there might not be a y-int for this equation because the equation only has an x and there is no y.
(Not sure if you understand it, but if it were to me I'd do something like this because there is only one number in the equation, hope this helps in some way....)
help with 6 please i need to graduate
The expression with the correct coefficients in each block is given as follows:
20x³ + 0x² - 7x.
How to obtain the resultant function?The functions in the context of this problem are defined as follows:
f(x) = 4x.g(x) = 5x² - 4.h(x) = 9x.The operation is given as follows:
f(x)g(x) + h(x).
Hence, to obtain the resultant function, we apply the definitions into the operation and the simplify, applying the distributive property and combining the like terms, as follows:
4x(5x² - 4) + 9x = 20x³ - 16x + 9x = 20x³ - 7x.
As there is no x² term, the coefficient of zero multiplies the term x².
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Find the centroid of the region in the first quadrant bounded by the x-axis, the parabola y2=8x , and the line x+y=6.
Coordinates of the centroid are (_,_).
The centroid of the region is (3,1).
The centroid of a region is a point that is the average of all the vertices of the region. In other words, it is the point that is the center of mass of the region. To find the centroid of a region, we need to find the x and y coordinates of the vertices of the region and then take the average of these coordinates.
To find the centroid of the region in the first quadrant bounded by the x-axis, the parabola y^2 = 8x, and the line x + y = 6, we need to find the x and y coordinates of the vertices of the region.
The parabola y^2 = 8x and the line x + y = 6 are the equations of the boundaries of the region. We can find the vertices of the region by solving for the points where these two equations intersect.
The parabola y^2 = 8x can be rewritten as y = ±√8x. So the x-coordinate of the vertex of the parabola is (3,3).
The line x + y = 6 can be rewritten as y = -x + 6. So the x-coordinate of the vertex of the line is (0,6) and (6,0).
So the three vertices of the region are (0,0), (3,3), and (6,0).
To find the x-coordinate of the centroid, we take the average of the x-coordinates of the vertices: (0 + 3 + 6)/3 = 3To find the y-coordinate of the centroid, we take the average of the y-coordinates of the vertices: (0 + 3 + 0)/3 = 1So the centroid of the region is (3,1).
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Last year , 375 students attended homecoming dance. The committee expects at least 500 to attend this year’s event. What is the expected cost for refreshments based on expected attendance?
Answer:
2362 dollars for all the students
Step-by-step explanation:
my big brain
Answer:
ya you are right okokgudcv
The complement of 20°17' is
Answer:69°43'
Step-by-step explanation:
Complementary angles add up to 90
Let them complement be y
y+20°17`=90°
Collect like terms
y=90-20°17' 20°17'=1217/60
y=90-1217/60
y=(60x90 -1 x 1217)/60
y=(5400-1217)/60
y=4183/60
y=69°43'
Please helppp!!!!!!!!!
9514 1404 393
Answer:
$705.78
Step-by-step explanation:
Put the given numbers in the formula and do the arithmetic.
P = $300, r = 0.13, n = 1, t = 7
__
A = $300.00(1 + 0.13/1)^(1·7)
A = $300·(1.13^7) ≈ $300·2.35260548
A = $705.78
There will be $705.78 in the account after 7 years.
Enter the phrase as an algebraic expression.
p divided by 9
The algebraic expression is
Answer:
The algebraic expression is p/9
Step-by-step explanation:
Algebraic expression is a mathematical sentence involving numbers followed by letters. An algebraic is also involved in an equation of the first degree, because the unknown or variable is a letter.
This question asks us to form a sentence for this expression. So the sentence could be:
— Maria has "such" total bullets, and shared it among 9 friends.
So, the representation in algebra is p ÷ 9
What is the discriminant of the equation 2x^2 - 3x + 1 = 0
Answer:
the answer to your question is 1
What is the value of the expression?
3 • [(30 - 8) ÷ 2 + 2]
Answer: 39
Step-by-step explanation:
30-8=22
22/2=11
11+2=13
13 times 3 =39
15 cm
5 cm
4 cm
3 cm
Find the lateral surface area of the solid above.
Answer here
The answer for lateral surface area of the Triangular prism is 180 cm²
What is Lateral Surface Area?Any solid object's lateral area can be calculated using the lateral area formula. Any figure's lateral area only includes the non-base faces. Calculating the lateral surface area of various forms, such as the cuboid, cube, cylinder, cone, and sphere, is made easier using lateral area formulas.
The lateral area for a triangular prism
A triangular prism's lateral area is equal to the sum of its side faces' areas (which are 3 rectangles). Specifically, it is the total surface area less the surface areas of the two bases. Additionally called the lateral surface area (LSA). Due to the two dimensions involved in its calculation, we measure it in square units.
The total of the three regions is the triangular prism's lateral area. Consequently, the triangular prism's lateral area formula is
Triangular prism lateral surface area (LSA) = ah + bh + ch (or) (a + b + c) h.
We are aware that the perimeter of the base is (a + b + c) (triangle). Hence,
Triangular prism's lateral surface area (LSA) is equal to the product of the base's perimeter and the prism's height.
base perimeter × height
Explanation
The Given Image of the solid is Matching to a prism.so we are calculating the lateral surface area of the prism
The dimensions of each base are:
a = 5cm
b = 4 cm
c = 3 cm
The height of the triangular prism = 15cm.
Thus, the lateral area of triangular prism = (a + b + c ) h
= (5 + 4 + 3) 15
= (12) 15
= 180 cm²
Answer: The lateral area of the given triangular prism = 180 cm²
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What is the most precise classification for the quadrilateral shown in the graph below?
Answer:
parallelogram
Step-by-step explanation:
Quadrilateral with two pairs of parallel sides of equal length that is not a sqaure = parallelogram
QUESTION 1 MRH CHO3_2001A Discrete PMF Customers select a variety of upgrades when they purchase your software. The number of upgrades purchased per customer is given by the following probability mass function: f(0) -0.50 f(1) - 0.20 f(2)=0.06 f(3) - (unreadable) What is the expected value of the number of upgrades selected? (Hints you will first need to figure out the value of f(3). Remember what do all probability mass functions sum to?) Carry your answer to at least three decimal places.
The expected value of the number of upgrades selected is 1.04.
The given probability mass function provides the probabilities for the number of upgrades purchased per customer. We are asked to find the expected value, which is a measure of central tendency in probability theory. To do this, we need to multiply each possible value of upgrades by its probability and then sum them up.
First, we need to figure out the value of f(3). We know that the sum of all probabilities in a probability mass function is 1. Therefore, we can use the given probabilities to calculate f(3) as follows:
1 = f(0) + f(1) + f(2) + f(3)
1 = 0.50 + 0.20 + 0.06 + f(3)
f(3) = 1 - (0.50 + 0.20 + 0.06)
f(3) = 0.24
Now that we know the value of f(3), we can calculate the expected value as follows:
E(X) = (0 x 0.50) + (1 x 0.20) + (2 x 0.06) + (3 x 0.24)
E(X) = 0 + 0.20 + 0.12 + 0.72
E(X) = 1.04
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A-, B-, C- 51.1
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Consider a triangle ABC like the one below. Suppose that C-96°, a-33, and b=39. (The figure is not drawn to scale.) Solve the triangle.
Carry your intermediate computations to at least four decimal places, and round your answers to the nearest tenth.
If there is more than one solution, use the button labeled "or".
DSD
X
16
No
solution
5
Save For Later
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The value of C is 108°
How to solve for thisGiven \(a=33,\ \ b=26, \ \ \angle B=31^0 .\)
We have to find \(\angle C, \ \angle A \ and\ c\)
We can use the cosine formula to find these:
\(cosB=\frac{a^2+c^2-b^2}{2ac}\\cos31^o=\frac{33^2+c^2-26^2}{2(33)(c)}\\0.8572=\frac{413+c^2}{66c}\\56.5752c=413+c^2\\i.e. c^2-56.5752c+413=0\\\Rightarrow c=47.9647, \ 8.6104\\So, \mathbf{c=48 \ or \ c=9}\\Now if c=48:\\cosA=\frac{b^2+c^2-a^2}{2bc}\\=\frac{26^2+48^2-33^2}{2(26)(48)}\\\)
\(=\frac{1891}{2496}\\=0.75761\\\therefore A=cos^{-1}(0.75761)=40.746^0\approx 41^0\\i.e. \mathbf{\angle A= 41^0}\\cosC=\frac{a^2+b^2-c^2}{2ab}\\=\frac{33^2+26^2-48^2}{2(33)(26)}\\=\frac{-539}{1716}\\=-0.3141\\\therefore C=cos^{-1}(-0.3141)=108.306^0\approx 108^0\)
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Which statement is true about the equations -3x + 4y = 12 and 1/4x-1/3y= 1?
The system of the equations has exactly one solution at (-8, 3).
The system of the equations has exactly one solution at (-4, 3).
The system of the equations has no solution; the two lines are parallel.
The system of the equations has an infinite number of solutions represented by either equation.
Answer:
the third selection is corret
Step-by-step explanation:
Ax + by + c = 0, k = - a/b.
so The slope of the first line = \(\frac{4}{3}\),
the slope of the second line = \(\frac{4}{3}\);
So these two lines are parallel and they don't intersect
A triangle can have a maximum of how many non-acute angles?
Answer:
we have only two or three acute angles in a triangle. so ima say at least 1
Step-by-step explanation:
Evaluate each indefinite integral. SHOW STEPS
1. integrate 75x ^ 4 * cos(5x ^ 5 - 3) dx
Integral by substitution
2. integrate 3cos u du
Isolate the coefficient
3 * integrate cos u du
Evaluate the integral
4. 3sin u
Simplify and add the C
= 3sin(5x ^ 5 - 3) + C
Answer
3sin(5x ^ 5 - 3) + C
hope this will help u
please mark me as a brainliest
Answer:
\(3sin(5x^{5} -3) + C\)
Step-by-step explanation:
\(\frac{d}{dx}[sin (ax^{n}+b)] = [anx^{n-1}cos(ax^{n} + b)]\)
a and b are constants
∴\(\frac{d}{dy} sin(5x^{5} -3) = [(5)(5)x^{5-1}-0] cos(5x^{5} -3)\)
= \(25x^{4} cos(5x^{5} -3)\)
\(\int\ {75x^{4}cos(5x^{5} -3)} \, dx\)
Rewriting the above by applying algebraic manipulation:
\(\int\ (3)(25){x^{4}cos(5x^{4} -3)} \, dx\)
=\(3[\int\ 25{x^{4}cos(5x^{5} -3)} \, dx]\)
= \(3sin(5x^{5} - 3) + C\)
C is a constant, which is added to the above integration because there are no limits set. In other words, this is an indefinite integral.
Rhonda drew a larger model of Figure A as shown below in Figure B. Which of the following best describes the length of the side L in Figure B?
The two-dimensional shape of a rectangle, where larger model of figure whose length L of the side in figure is 75cm.
What is a rectangle?Four straight sides and four right angles make up the two-dimensional shape of a rectangle. It is a type of parallelogram since its opposite sides are parallel and it is a type of quadrilateral because it has four sides. A rectangle's two primary dimensions are length and width, and these sides are perpendicular to one another. A rectangle's perimeter is determined by adding the lengths of all four sides, while its area is determined by multiplying its length by its breadth.
If we see the diagram, two figures are same but large in ratio size;
So we can follow the similarity rule,
⇒ 8/60 = 10/L
⇒ 8L = 600
⇒ L = 600/8
⇒ L = 75cm
Therefore, the length of the side L in Figure B is 75cm.
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Complete Question-
Assume that a population is normally distributed with a mean of 100 and a standard deviation of 15. Would it be unusual for the mean of a sample of 3 to be 115 or more? Why or why not?
Answer:
|Z| < 2, which means that it would not be unusual for the mean of a sample of 3 to be 115 or more.
Step-by-step explanation:
To solve this question, we need to understand the normal probability distribution and the central limit theorem.
Normal Probability Distribution:
Problems of normal distributions can be solved using the z-score formula.
In a set with mean \(\mu\) and standard deviation \(\sigma\), the z-score of a measure X is given by:
\(Z = \frac{X - \mu}{\sigma}\)
The Z-score measures how many standard deviations the measure is from the mean. After finding the Z-score, we look at the z-score table and find the p-value associated with this z-score. This p-value is the probability that the value of the measure is smaller than X, that is, the percentile of X. Subtracting 1 by the p-value, we get the probability that the value of the measure is greater than X.
If \(|Z| > 2\), the value of X is considered to be unusual.
Central Limit Theorem
The Central Limit Theorem establishes that, for a normally distributed random variable X, with mean \(\mu\) and standard deviation \(\sigma\), the sampling distribution of the sample means with size n can be approximated to a normal distribution with mean \(\mu\) and standard deviation \(s = \frac{\sigma}{\sqrt{n}}\).
For a skewed variable, the Central Limit Theorem can also be applied, as long as n is at least 30.
Assume that a population is normally distributed with a mean of 100 and a standard deviation of 15.
This means that \(\mu = 100, \sigma = 15\)
Sample of 3
This means that \(n = 3, s = \frac{15}{\sqrt{3}}\)
Would it be unusual for the mean of a sample of 3 to be 115 or more? Why or why not?
We have to find the z-score.
\(Z = \frac{X - \mu}{\sigma}\)
By the Central Limit Theorem
\(Z = \frac{X - \mu}{s}\)
\(Z = \frac{115 - 100}{\frac{15}{\sqrt{3}}}\)
\(Z = 1.73\)
|Z| < 2, which means that it would not be unusual for the mean of a sample of 3 to be 115 or more.
Which expression is equivalent to -3(2x - 8) + 4x?
Answer:
- 2x + 24
Step-by-step explanation:
- 3(2x - 8) + 4x ← distribute parenthesis by - 3
= - 6x + 24 + 4x ← collect like terms
= - 2x + 24 or 24 - 2x
Hey there!
-3(2x - 8) + 4x
DISTRIBUTE -3 within the parentheses
= -3(2x) - 3(-8) + 4x
= -6x + 24 + 4x
COMBINE the LIKE TERMS
= (-6x + 4x) + (24)
= -6x + 4x + 24
= -2x + 24
Therefore, your answer should be:
-2x + 24
Good luck on your assignment & enjoy your day!
~Amphitrite1040:)
While on vacation, your family rented a car for $293. The car rental cost $180, plus $.25 for every mile
driven over 150 miles. How many miles did you drive while on vacation?
Answer: 602 miles
=====================================================
Work Shown:
x = number of extra miles (past the 150 mark)
0.25x = cost for those extra miles
0.25x+180 = total cost
0.25x+180 = 293
0.25x = 293-180
0.25x = 113
x = 113/(0.25)
x = 452
So you drove the original 150 miles, plus an additional 452 miles.
The total is 150+452 = 602 miles
I need help please. Thank you.
Answer:
i think it is 0 over 3
Step-by-step explanation:
10 cows, 26 horses and 4 goats are in a paddock. What is the percentage of animals that are horses?
Answer:
10+26+4=40
in total there is 40 animals
because there is in total for 40 animals then that mean 40 animals is 100%
now we see that there are 26 horses we only need to divid ( but remember you have to divid the percent and the number of animals together)
40 ÷ 20 = 2. 2 x 13 = 26
100% ÷ 20 = 5%. 5% x 13 = 65%
the answer for this question:
the percentage of animals that are horses is 65%
Equivalent fraction of 12/126
Answer:
2/21
Step-by-step explanation:
Given: Triangle ABC
Prove: mA = 64°
A
(4x)
B
(90)
C
(x+10)
For the given triangle ABC, the value of angle A = 64°.
What is defined as the triangle?A triangle is a two-dimensional closed shape. It has three sides and is a polygon. Straight lines make up all of the sides. The vertex is the intersection of two straight lines. As a result, the triangle does have three vertices. Each vertex creates an angle.A triangle is made up of three angles. These angles are made up of two triangle sides meeting at a main point recognized as the vertex. The total of all 3 interior angles is 180 degrees.For the given ΔABC;
∠A = 4x
∠B = 90
∠C = x + 10
By the sum of angles of triangle property;
∠A + ∠B +∠C = 180
Substitute the values;
4x + 90 + x + 10 = 180
Simplifying the equation;
5x = 180 - 100
5x = 80
x = 16
Put the value of x in angle A.
∠A = 4x
∠A = 4×16
∠A = 64°
Therefore, the value of angle A is found as 64°.
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What do Figure A and B below have in common
Answer:
both are rectangles
Step-by-step explanation:
You want to know what two quadrilaterals each having four right angles have in common.
RectangleA quadrilateral with four right angles is called a "rectangle." Each of the figures is a rectangle.
__
Additional comment
There are more general classifications that also apply. The figures are made from line segments connected end-to-end that enclose a space, so they are simple polygons. The adjacent right angles mean the figures have opposite sides parallel, so are parallelograms.
<95141404393>
can you show me step by step on how to solve x+7>11
Answer:
x>4
Step-by-step explanation:
what you would do first is move the 7 to the other side of the sign and do 11-7 which equals 4. Next since x has no number with it and it is positive you would do 4 divided by 1 which means x is greater than 4. Thus your answer is x>4
9514 1404 393
Answer:
x > 4
Step-by-step explanation:
Step 1. Locate the variable.
It is on the left side only.
Step 2. Identify any other terms on the same side of the equation as the variable.
+7 is a term there
Step 3. Add the opposite of that term to both sides of the inequality. (This is the "work." The previous two steps are observation: looking to see what you are working with. You should always start by doing that.)
x +7 -7 > 11 -7
x > 4 . . . . . . . . . . simplify (collect terms)
The solution is x > 4.
_____
Additional comment
This is a "one-step" inequality, because all we had to do was add -7. If there is a coefficient on the variable, it is a 2-step inequality. If there are variables on both sides of the comparison symbol, then more steps may be required.
how many solution does the equation 6z+1=2(3z-1) have
The solution to X +9-3 is less than or equal to 14
Answer:
\(x∈( - ∞;8]\)
Step-by-step explanation:
\(x + 9 - 3 \leqslant 14\)
Collect like-terms:
\(x \leqslant 14 - 9 + 3\)
\(x \leqslant 8\)
\(x∈( - ∞;8]\)
Work out the size of angle x
Use the image to answer the question.
2
1
0
-1.2
What does the absolute value of the point labeled in the image mean if the number line represents temperature change?
O The temperature decreased 1.2 degrees.
O The temperature increased 1.2 degrees.
O There was no change in temperature.
Question 1(Answered)
L
The meaning of the absolute value in this problem is given as follows:
The temperature decreased 1.2 degrees.
What is the absolute value function?The absolute value function is defined by the following piecewise rule, depending on the input of the function:
|x| = x, x ≥ 0.|x| = -x, x < 0.It measures the distance of a point x to the origin, hence, for example, |-2| = |2| = 0.
The number for this problem is -1.2, hence:
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Who can tell me this answer. Cali went to school for a week and she couldnt go back to school in 8 more weeks how many weeks can she go back on friday let me see who can answer this question you can get 67 points if you get it write let me see who can answer my question.
Answer:
oof I also have the same question, that makes us 2