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1.

What is the solution for x in x2= bx?

Answer» What is the solution for x in x2= bx?

Solution:
Discussion
2.

What is the solution of the linear-quadratic system of equation: y = x2+ 5x - 3, y - x = 2?

Answer» What is the solution of the linear-quadratic system of equation: y = x2+ 5x - 3, y - x = 2?

Solution:
Discussion
3.

What is the solution to the system of equations? y = -5x + 6, y = -3x - 4

Answer» What is the solution to the system of equations? y = -5x + 6, y = -3x - 4

Solution:

Discussion
4.

What is the solution to -2(8x - 4) < 2x + 5? (a)x > 1/6 (b)x < 1/6 (c)x > 6 (d)x < 6

Answer» What is the solution to -2(8x - 4) < 2x + 5?

Solution:
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5.

What is the solution to the equation 9(x + 1) = 27?

Answer» What is the solution to the equation 9(x + 1) = 27?

Solution:
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6.

What is the solution to the linear equation,4b + 6 = 2 - b + 4?

Answer» What is the solution to the linear equation,4b + 6 = 2 - b + 4?

Solution:
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7.

What is the solution to the system of equations 2x - y = 7, y = 2x + 3?

Answer» What is the solution to the system of equations 2x - y = 7, y = 2x + 3?

Solution:
Discussion
8.

What is the solution to the linear equation? d - 10 - 2d + 7 = 8 + d - 10 - 3d

Answer» What is the solution to the linear equation? d - 10 - 2d + 7 = 8 + d - 10 - 3d

Solution:
Discussion
9.

What is the solution to this system of linear equations7x - 2y = -6 and 8x + y = 3?

Answer» What is the solution to this system of linear equations7x - 2y = -6 and 8x + y = 3?

Solution:
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10.

What is the solution to this system of linear equationsy - x = 6 and y + x = -10?

Answer» What is the solution to this system of linear equationsy - x = 6 and y + x = -10?

Solution:
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11.

What is the speed of a person in kilometers per hour if the distance he travels is 39 kilometersin 2 hours?

Answer» What is the speed of a person in kilometers per hour if the distance he travels is 39 kilometersin 2 hours?

Solution:
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12.

What is the square footage of one acre of land?

Answer» What is the square footage of one acre of land?

Explanation:
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13.

What is the square of the standard deviation is called?

Answer» What is the square of the standard deviation is called?

Explanation:
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14.

What is the square root of 0?

Answer» What is the square root of 0?

Solution:
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15.

What is the square root of x2?

Answer» What is the square root of x2?

Solution:
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16.

What is the square root of pi?

Answer» What is the square root of pi?

Solution:
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17.

What is the sum of 1/9, 2/3, and 5/18?

Answer» What is the sum of 1/9, 2/3, and 5/18?

Solution:
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18.

What is the sum of the angle measures of an octagon?

Answer» What is the sum of the angle measures of an octagon?

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19.

What is the sum of the angles of an octagon?

Answer» What is the sum of the angles of an octagon?

Solution:
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20.

What is the sum of the first 21 terms of the arithmetic series? -5 + (-3) + (-1) + 1 + ... ?

Answer» What is the sum of the first 21 terms of the arithmetic series? -5 + (-3) + (-1) + 1 + ... ?

Solution:
Discussion
21.

Find the circumference of a circle if the area is 300 square centimeters.

Answer» Find the circumference of a circle if the area is 300 square centimeters.

Solution:
Discussion
22.

Which of the following options is an equivalent function to f(x) = 4(3)2x? f(x) = 36x f(x) = 4(9)x f(x) = 144x f(x) = 4(6x)

Answer» Which of the following options is an equivalent function to f(x) = 4(3)2x?

Solution:
Discussion
23.

On a number line what is the distance between -3/7 and -2/3 ?

Answer» On a number line what is the distance between -3/7 and -2/3 ?

Solution:
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24.

If four times a number plus 3 is 11, what is the number?

Answer» If four times a number plus 3 is 11, what is the number?

Solution:
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25.

What are the solutions to the quadratic equation 4(x + 2)2 = 36

Answer» What are the solutions to the quadratic equation 4(x + 2)2 = 36

Solution:
Discussion
26.

The altitude of a triangle is increasing at a rate of 1 cm/min while the area of the triangle is increasing at a rate of 2 cm2/min. At what rate is the base of the triangle changing when the altitude is 10 cm and the area is 100 cm2?

Answer» The altitude of a triangle is increasing at a rate of 1 cm/min while the area of the triangle is increasing at a rate of 2 cm2/min. At what rate is the base of the triangle changing when the altitude is 10 cm and the area is 100 cm2?

Solution:
Discussion
27.

If c(x) = 5/x - 2 and d(x) = x + 3. What is the domain of (cd)(x)?

Answer» If c(x) = 5/x - 2 and d(x) = x + 3. What is the domain of (cd)(x)?

Solution:
Discussion
28.

Which measure is of an angle that is coterminal with a 425 angle? 425° - (1,000n)° for any integer n 425° - (840n)° for any integer n 425° + (960n)° for any integer n 425° + (1,440n)°, for any integer n

Answer» Which measure is of an angle that is coterminal with a 425 angle?

Solution:
Discussion
29.

Which equation can be simplified to find the inverse of y = 2x2? 1/y = 2x2, y = 1/2 x2, -y = 2x2, x = 2y2

Answer» Which equation can be simplified to find the inverse of y = 2x2? 1/y = 2x2, y = 1/2 x2, -y = 2x2, x = 2y2

Solution:
Discussion
30.

The number of integers between 100 and 500 that are multiples of 11

Answer» The number of integers between 100 and 500 that are multiples of 11

Solution:
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31.

How many numbers between 111 and 100100100 (inclusive) are divisible by 555 or 333?

Answer» How many numbers between 111 and 100100100 (inclusive) are divisible by 555 or 333?

Solution:
Discussion
32.

What is the vertex of the graph of y = 1/3 (x - 9)2 + 5

Answer» What is the vertex of the graph of y = 1/3 (x - 9)2 + 5

Solution:
Discussion
33.

Simplify (8j3 - 3j2 + 5) - (4j3 + 8j2 + 7j - 6).

Answer» Simplify (8j3 - 3j2 + 5) - (4j3 + 8j2 + 7j - 6).

Solution:
Discussion
34.

Which equation represents the line that passes through (-6, 7) and (-3, 6)? y = -x + 9, y = -x + 5, y = -3x - 11, y = -3x + 25

Answer» Which equation represents the line that passes through (-6, 7) and (-3, 6)?

Solution:
Discussion
35.

Which statement describes the graph of f(x) = 4x7 + 40x6 + 100x5? The graph crosses the x axis at x = 0 and touches the x axis at x = 5. The graph touches the x axis at x = 0 and crosses the x axis at x = 5. The graph crosses the x axis at x = 0 and touches the x axis at x = -5. The graph touches the x axis at x = 0 and crosses the x axis at x = -5.

Answer» Which statement describes the graph of f(x) = 4x7 + 40x6 + 100x5?

Solution:
Discussion
36.

Which equation is the inverse of 2(x - 2)2 = 8(7 + y)? -2(x - 2)2 = -8(7 + y) y = 1/4 x2 -x -6 y = -2 +/- sqrt of 28 + 4x y = 2 +/- sqrt of 28 + 4x

Answer» Which equation is the inverse of 2(x - 2)2 = 8(7 + y)?

Solution:
Discussion
37.

Which expression is equivalent to 6m + (m - 2)(m + 7) + 3? m2+ 11m - 11 m2+ 6m - 11 7m2+ 47m - 11 7m2+ 47m - 14

Answer» Which expression is equivalent to 6m + (m - 2)(m + 7) + 3?

Solution:
Discussion
38.

If a/4 = 2/3, then (a - 4)/4 would equal -2/3, -1/3, 0, 1/3

Answer» If a/4 = 2/3, then (a - 4)/4 would equal

Solution:
Discussion
39.

If f(x) = log2 (x + 4), what is f-1(3)? 0, 2, 4, 8

Answer» If f(x) = log2 (x + 4), what is f-1(3)?

Solution:
Discussion
40.

What is the third term of the sequence? a1 = m, an = 2an - 1

Answer» What is the third term of the sequence? a1 = m, an = 2an - 1

Solution:
Discussion
41.

Find the point on the parabola y2 = 2x that is closest to the point (1, 4)?

Answer» Find the point on the parabola y2 = 2x that is closest to the point (1, 4)?

Solution:
Discussion
42.

The next number in the series 2, 5, 11, 20, 32, 47is

Answer» The next number in the series 2, 5, 11, 20, 32, 47is

Solution:
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43.

Given that f(x) = 6x + 2 and g(x) = the quantity of 2x plus 4 divided by 5, solve for g(f(1)) 1, 3, 4, 8

Answer» Given that f(x) = 6x + 2 and g(x) = the quantity of 2x plus 4 divided by 5, solve for g(f(1))

Solution:

Discussion
44.

What is the greatest common factor of 8 and 36? 2, 4, 6, 8

Answer» What is the greatest common factor of 8 and 36?

Solution:
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45.

Write the equation in spherical coordinates. x2 + y2 + z2 = 25.

Answer» Write the equation in spherical coordinates. x2 + y2 + z2 = 25.

Solution:
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46.

Solve (2x3 + x4 - 6x2 + 11x - 10) / (x2 + 2 - x)

Answer» Solve (2x3 + x4 - 6x2 + 11x - 10) / (x2 + 2 - x)

Solution:
Discussion
47.

Find parametric equations for the line of intersection of the planes 2x - y + 3z = 5 and 3x - 2y - z = 7

Answer» Find parametric equations for the line of intersection of the planes 2x - y + 3z = 5 and 3x - 2y - z = 7

Solution:
Discussion
48.

A right cylinder has a radius of 2 units and height of 5 units. What is the volume of the cylinder? Round to the nearest tenth.

Answer» A right cylinder has a radius of 2 units and height of 5 units. What is the volume of the cylinder? Round to the nearest tenth.

Solution:
Discussion
49.

A sphere has a radius of 3 cm. What is the volume of the sphere?

Answer» A sphere has a radius of 3 cm. What is the volume of the sphere?

Solution:
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50.

Write the equation in spherical coordinates. x2 + y2 + z2 = 49.

Answer» Write the equation in spherical coordinates. x2 + y2 + z2 = 49.

Solution:
Discussion