## If x is a real number so that x3 = 125, then 2(x2 + x) = ?

(A)15

(B)30

(C)60

(D)120

(E)160

The Correct Answer

Explanation

Which of the following is an equation of the line that passes through the points (2, 4) and (-2, -12) in the standard (x, y) coordinate plane?

（A）y = 8 （B） 4x - y = 4 （C） 4x + y = -4 （D） 7x - 3y = 2 （E） 8x - 2y = 7

**Correct Answer: B**

A particular linear equation includes the (x, y) pairs below. What is the value of b ?

x | y |

1 | 1 |

-2 | b |

3 | -3 |

-3 | 9 |

（A）-8 （B） -5 （C） -1 （D） 0 （E） 7

**Correct Answer: E**

What is *x*, the second term in the geometric series + *x *+ + + ... ?

(Note: In a geometric series the ratio of any term to the following term is constant.)

(A) (B) (C) (D) (E)

**Correct Answer: C**

### More ACT Math Exam Questions

- 1In the figure all angles are right angles and each dimension given is in inches. What is the perimeter of the figure in inches?
- 2The speed of a car exceeds twice the speed of a truck by 15 mph. If t is the speed of the truck, which of the following expresses the speed, in miles per hour, of the car?
- 3The total surface area of the rectangular solid shown below is the sum of the areas of the 6 sides. What is the solid's total surface area, in square inches?
- 4For every positive 2-digit number, a, with units digit x and tens digit y, let b be the 2-digit number formed by reversing the digits of a. Which of the following expressions is equivalent to a - b?
- 5
In the standard (

*x*,*y*) coordinate plane, what is the area of the circle (*x*- 3)^{2}+ (*y*+ 2)^{2}= 25?