Answer:
9
Step-by-step explanation:
3-(2-8)
3-(-6)
3+6
9
verify the associative property ...
please answer friends..... I'll give more points
This also means that in associative property,no matter how you arrange them, you'll still get the needed product..
How many students can a van and a bus carry?
Answer: A van can carry up to 7-14 people a hooded school bus can carry up to 60 people the flat buses can carry up to 90 people.
Step-by-step explanation:
Work out the value of 4^0x 16^0
Answer:
1
Step-by-step explanation:
4⁰ = 1
16⁰ = 1
1 × 1 = 1
Hope this helps...
ASAP PLEASE!
Which could be the lengths of the sides of a right triangle?
Answer:
A. 6cm, 7cm, 8cm represents the lengths of a given right angle
I need help plsssssss
Answer:
Srry but no loser
Step-by-step explanation:
Answer:
18 x 3 √ 7
Step-by-step explanation:
Ali has hired mark and alexis to work for his shipping company. mark can load a truck with packages in 120 minutes. alexis can load the same number of packages in 240 minutes. if mark and alexis work together on a particular truck, they can load all of the packages in___minutes.
If mark and Alexis work together on a particular truck, they can load all of the packages in 90 minutes.
It will take 90 minutes for both Mark and Alexis to load all of the products.
Given,
that Mark can load a truck with items in 120 minutes and Alexis can do the same in 240 minutes, the average time for the two of them is as follows:
Average = (120 + 240) ÷ 2
= 360 ÷ 2
= 180
In this case, the term "Average" refers to the value that should be used to represent the sample. By dividing the total number of values in a particular set by the sum of all the values in that set, the average is determined. also known as the arithmetic mean.
Since there were two parties engaged, our calculation is 180 ÷ 2 = 90.
Hence, in this case, it is concluded that the correct answer is option B. 90 minutes.
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Find the sum of the measures of the interior angles of a convex dodecagon
The sum of the measures of the interior angles of a convex dodecagon is 1800 degrees.
We have,
A convex dodecagon has 12 sides.
To find the sum of the measures of its interior angles, we can use the formula:
Sum of interior angles = (n - 2) x 180 degrees
where n is the number of sides.
For a convex dodecagon (n = 12), the sum of the interior angles is:
Sum = (12 - 2) x 180 = 10 x 180 = 1800 degrees
Therefore,
The sum of the measures of the interior angles of a convex dodecagon is 1800 degrees.
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What is the length Y in this picture ?
Answer:
5
Step-by-step explanation:
The triangle pictured is a 45-45-90 triangle, meaning both legs are the same length, 5.
Each earbud is of an inch long. If you put 8 earbuds end to end, how long would they be from beginning to end?
Answer:
8 inches from beginning to end
Step-by-step explanation:
8 inches because 1 times 8 is 8
Y
2
0
A
с
B
o'
D
Which point is located at
(11.2)
The point that is located at the ordered pair (4, -2) is given as follows:
Point B.
How to define the ordered pair?The general format of an ordered pair is given as follows:
(x,y).
In which the coordinates are given as follows:
x is the x-coordinate.y is the y-coordinate.On the coordinate plane, we have that:
x is the horizontal coordinate.y is the vertical coordinate.Hence the coordinates for this problem are given as follows:
A(-2, 4), B(4, -2), C(-4, 2) and D(2, -4).
Missing InformationThe graph is given by the image presented at the end of the answer.
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What shape is figure b?
Figure A is a cone and figure B is a cylinder.
cylinder
sphere
cone
pyramid
Answer:
Cylinder
Step-by-step explanation:
Figure b is cylinder.
Answer:
sphere
Step-by-step explanation:
Someone please help me ?
Answer:
OPTION 1
Step-by-step explanation:
all the marked values are less than six, just as in the inequality. We did not choose option 4 because we're not dealing with '≥'
The answer is option 1!!!!!!!!?!
Which row of the table reveals the x-intercept of function f?
The row of the table that reveals the x-intercept of the function f is given as follows:
Second row.
What are the intercepts of a function?A function has two intercepts, which are listed as follows:
x-intercept.y-intercept.The definition of each type of intercept is given as follows:
x-intercept: values of x when y = 0.y-intercept: value of y when x = 0.From the second row of the table, we have that when x = -4, f(x) = 0, hence the x-intercept of the function is of x = -4.
The y-intercept is of y = -16, as from the fourth row, when x = 0, y assumes a value of 16.
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The square of a negative integer has the same value as the sum of that integer plus 2. what is the integer?
Answer:
I don't know bc I can't figure it out sry
An equation is formed of two equal expressions. The negative integer stated in the statement is 1.
What is an equation?An equation is formed when two equal expressions are equated together with the help of an equal sign '='.
Let the negative integer be represented by -a.
Given that the square of a negative integer has the same value as the sum of that integer plus 2. Therefore, the equation can be written as,
(-a)² = -a + 2
a² = -a + 2
a² + a -2 = 0
a² +2a - a -2 = 0
a(a+2) -1(a+2) = 0
(a-1)(a+2) = 0
a = 1, -2
Since a was a negative integer and we have already used the negative sign in the equation, therefore, the value of a is 1.
Hence, the negative integer stated in the statement is 1.
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The first side of a triangle of a triangle is 2 longer than the second side. The third side is 5 shorter than twice the second side. The perimeter is 49m. Find the length of each side.
Answer:
First side is 15 m.
Second side is 13 m.
Third side is 21 m.
Step-by-step explanation:
Let x be the second side of the triangle = x
The first side of a triangle is 2 longer than the second side = x + 2
The third side is 5 shorter than twice the second side. = 2x - 5
Perimeter = 49 m
The formula for finding the perimeter of triangle is:
P = a + b + c
Put the values in the formula
49 = x + x + 2 + 2x - 5
49 = 4x - 3
Use APE or Addition Property of Equality
49 + 3 = 4x
52 = 4x
Use DPE or Division Property of Equality to find the value of x
\(\frac{52}{4} = \frac{4x}{4}\)
13 = x
Now put the value of x in the equation
First side( x + 2) = 13 + 2 = 15
Second side( x ) = 13
Third side (2x - 5) =
2(13) - 5
26 - 5
= 21
Math is not my favorite subject XD so help would be helpful
Answer:
g(x) = g = 3(x)
g(-10) = -30
Step-by-step explanation:
as we can see in the pattern, x times 3 is equal to g(x) -->
so we can conclude that g=3(x) which means g is 3 then multiply by x
finding g(-10) = 3(-10) => -30 and thus, we have our answers
Hope this helps ad sorry if it's a little not clear!
In the largest clinical trial ever conducted, 401,974 children were randomly assigned to two groups. The treatment group consisted of 201,229 children given the Salk vaccine for polio, and the other 200,745 children were given a placebo. Among those in the treatment group, 33 developed polio, and among those in the placebo group, 115 developed polio.
The correct option regarding whether the requirements for a hypothesis test are satisfied is:
D. The conditions are satisfied. The samples are random, and each sample has at least 5 successes and 5 failures.
What are the conditions for an hypothesis test?There are two conditions:
The samples should be random.Each sample should have at least 5 successes and at least 5 failures.These two conditions are satisfied for this problem, hence, researching this problem on the internet, option D is correct.
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Select the correct answer.Which equation represents the line that is perpendicular to y = 1/4 and passes through (-6,-9)?A. x = -9B. X=-6C. y=-9D. y=-4
SOLUTIONS
Step-by-step explanation:
y = 1/4 is the equation of a horizontal line parallel to the x- axis.
A line perpendicular to it will be a vertical line parallel to the y- axis with equation
x = c
where c is the value of the x- coordinates the line passes through.
The line passes through (- 6, - 9 ) with equation
x = - 6 →
Option B
Answer:
B
Step-by-step explanation:
y = \(\frac{1}{4}\) is the equation of a horizontal line, parallel to the x- axis and passing through all points with a y- coordinate of \(\frac{1}{4}\)
A line perpendicular to it will be a vertical line parallel to the y- axis, with equation
x = c ( c is the value of the x- coordinates the line passes through )
the line passes through (- 6, - 9 ) with x- coordinate - 6 , then
x = - 6 ← equation of perpendicular line
set up, but do not evaluate, an integral for the volume of the solid obtained by rotating the region bounded by the given curves about the specified line.
This integral represents the sum of the volumes of all the infinitesimally thin cylindrical shells that make up the solid.
To set up the integral for the volume of the solid obtained by rotating the region bounded by the curves y = x, y = 0, and x = 4 about the line x = 8, we can use the method of cylindrical shells.
First, let's draw a rough sketch of the region and the axis of rotation:
```
|
|
| +-----------+
| | |
| | |
| | |
| | |
| +-----------+ <-- x = 4
| |
| |
| |
| |
| |
| |
| |
| |
+------------------------ <-- x = 8
```
The region bounded by y = x, y = 0, and x = 4 is a triangle with a right angle at the origin.
To set up the integral, we consider an infinitesimally thin cylindrical shell with radius r, height h, and thickness Δy. The volume of this shell can be approximated as the product of its circumference, height, and thickness.
The radius of the shell, r, is the distance from the axis of rotation (x = 8) to the curve y = x. Since x = y for the region, r = 8 - y.
The height of the shell, h, is the difference between the x-values at the top and bottom of the region. In this case, h = 4 - 0 = 4.
The thickness of the shell, Δy, represents an infinitesimally small change in the y-direction.
Therefore, the volume of the shell is approximately given by V_shell = 2πr * h * Δy.
To find the total volume, we integrate this expression over the range of y-values that span the region. In this case, the integral is set up as follows:
∫[0, 4] 2π(8 - y) * 4 * dy
This integral represents the sum of the volumes of all the infinitesimally thin cylindrical shells that make up the solid. By evaluating this integral, you can find the exact volume of the solid obtained by rotating the region bounded by y = x, y = 0, and x = 4 about the line x = 8.
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Set up, but do not evaluate, an integral for the volume of the solid obtained by rotating the region bounded by the given curves about the specified line. y = x, y = 0, X = 4; about x = 8 2 (8 - y2)2 – 16 dy 0
Sawtimber is a term for trees that are suitable for sawing into lumber, plywood and other products. For the years 1983 - 1995, the unit value y (in dollars per million board feet)of one type of sawtimber harvested in California can be modeled by y = 0.125x? - 569x + 848000 where 400 5 x ≤ 2200 where x is the volume of timber harvested (in millions of board feet)
for what harvested timber volumes is the value of the timber less than $400,000 per million board feet?
Answer:
Step-by-step explanation:
We are given the equation:
y = 0.125x² - 569x + 848000
And we are asked to find the range of values of x for which y is less than $400,000 per million board feet.
Substituting $400,000 for y, we get:
$400,000 = 0.125x² - 569x + 848000
Simplifying this equation, we get:
0.125x² - 569x + 448000 = 0
Now, we can use the quadratic formula to solve for x:
x = (-b ± sqrt(b² - 4ac))/(2a)
where a = 0.125, b = -569, and c = 448000.
Plugging in these values, we get:
x = (-(-569) ± sqrt((-569)² - 4(0.125)(448000)))/(2(0.125))
x = (569 ± sqrt(322961))/0.25
x = (569 ± 569.39)/0.25
x ≈ 1163.57 or x ≈ 68.43
However, we need to check if these values satisfy the given condition of 400 5 x ≤ 2200.
Only x ≈ 68.43 satisfies this condition. Therefore, the harvested timber volume for which the value of the timber is less than $400,000 per million board feet is approximately 68.43 million board feet.
Complete the table with a description of the figures that would form the net of the solid state the number of each type of figure that forms the net.
Cylinder
cone
square pyramid
pentagonal prism
triangular prism
triangular pyramid
The number of each figure in the net may vary depending on how the net is drawn or how the solid is constructed, but the net description should be accurate for any valid net of the given solid.
What is shape?In general, a shape is a form or outline of an object, usually defined by its boundaries or edges. Shapes can be simple or complex, two-dimensional or three-dimensional, and they can occur in a wide range of contexts, from art and design to mathematics and science. In mathematics, shapes are often studied in geometry, which is the branch of mathematics that deals with the properties and relationships of points, lines, planes, and figures in space. In geometry, shapes are often classified based on their characteristics, such as the number of sides, angles, or dimensions.
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What is the average rate of change of the function f(x)=x2–5x+14 on the interval from x=3 to x=5?
Answer:
3
Step-by-step explanation:
To find the average rate of change from two points: [a, b] we generally use the slope equation, which can be represented as: \(\frac{f(a)-f(b)}{a-b}\)
So here let's first calculate f(3) and f(5)
\(f(3)=(3)^2-5(3)+14\\f(3)=8\\\\f(5)=(5)^2-5(5)+14\\f(5)=14\)
Now let's plug these values into the equation: \(\frac{f(5)-f(3)}{5-3}\)
To get the equation: \(\Longrightarrow \frac{14-8}{5-3}=\frac{6}{2}=3\)
Find the product of 2x^(4x² + 3x + 1). (1 point)
O Bx + 6x² + 2x
O 8x + 3x² + 2x
O 2x + 6x + 8x8
O 6x² + 5x² + 3x
Answer:
A - 8x + 6x² + 2x
Step-by-step explanation:
source: trust me bro
will the quotient be positive or negative? -586/ 1234
Answer:
Negative
Step-by-step explanation:
Negative/Positive = Negative
Answer:
The quotient will be negative
Step-by-step explanation:
A positive and a negative make a negative
Question 1. Let \( G \) be a group acting on a set \( A \). Prove that the kernel of the permutation representation is equal to the kernel of the group action.
Since both kernels consist of elements in \( G \) that act trivially on \( A \), we can conclude that the kernel of the permutation representation is equal to the kernel of the group action. This completes the proof.
To prove that the kernel of the permutation representation is equal to the kernel of the group action, we need to show that any element in one kernel is also in the other kernel, and vice versa.
Let's start with the kernel of the permutation representation. The kernel of the permutation representation consists of all elements in the group \( G \) that act trivially on the set \( A \). In other words, for any element \( g \) in the kernel, \( g \) fixes every element in \( A \).
Now, let's consider the kernel of the group action. The kernel of the group action consists of all elements in the group \( G \) that fix every element in \( A \). In other words, for any element \( g \) in the kernel, \( g \) acts trivially on the set \( A \).
Since both kernels consist of elements in \( G \) that act trivially on \( A \), we can conclude that the kernel of the permutation representation is equal to the kernel of the group action. This completes the proof.
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Compute the z score for the applicant. Applicant's score 21.0; Mean 18.0; Standard Deviation - 3.0 O2.0 O-10 10 O-20 O None of these
To compute the z-score for the applicant, we can use the formula:
z = (x - μ) / σ
Where:
x is the applicant's score
μ is the mean
σ is the standard deviation
Given that the applicant's score is 21.0, the mean is 18.0, and the standard deviation is -3.0, we can substitute these values into the formula to calculate the z-score.
z = (21.0 - 18.0) / (-3.0)
z = 3.0 / -3.0
z = -1.0
Therefore, the z-score for the applicant is -1.0.
The correct option is O-10.
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If 1 Hour = 60 minutes then
(b) 3/10 of an hour = ___
Write each statement as a conditional.
a. A triangle with all angles congruent is equilateral.
b. Alberto can go to the movies if he washes the car.
Answer:
Step-by-step explanation:
Write each statement as a conditional.
a. A triangle with all angles congruent is equilateral.
b. Alberto can go to the movies if he washes the car.
a. If all angles of a triangle are congruent then the triangle is an equilateral triangle
b. If Alberto washes the car he can go to the movies
Mr. Rose draws names to see who will give the first book report. There are 10 boys and 14 girls in his class. What is the probability that he will draw a girl’s name?
Sketch the line 4x+3y=11
sketch of the line 4x + 3y = 11, slope (-4/3), y-intercept of the line y = 11/3
Step 1: Convert the equation to slope-intercept form (y = mx + b) by solving for y:
3y = -4x + 11
y = (-4/3)x + 11/3
Step 2: Identify the slope and y-intercept:
From the equation in slope-intercept form, we can see that the slope (m) is -4/3 and the y-intercept (b) is 11/3.
Step 3: Plot the y-intercept:
On the y-axis, mark a point at y = 11/3 (approximately 3.67). This is the y-intercept of the line.
Step 4: Use the slope to find additional points:
Using the slope of -4/3, we can find other points on the line. The slope represents the change in y for every 1 unit change in x. So, starting from the y-intercept, we can move down 4 units and to the right 3 units to find the next point, and continue this pattern to find more points.
Step 5: Connect the points:
Once you have a few points on the line, you can connect them with a straight line. Make sure the line extends beyond the plotted points to show that it continues indefinitely.
The resulting line should have a negative slope (-4/3) and be slanting downward from left to right.
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