If the solutions to the equation (x + a)(x + b) = 0 are x = 8 and x = -
, then a + b = ?
(A)-13
(B) -12
(C) -6.5
(D) 6.5
(E) 12
In the following figure, each of the four angles in the parallelogram is as shown. What is the value of y?
(F) 30(G) 35(H) 40(J) 45(K) 50
Correct Answer: K
Which of the following is equivalent to (x4 - 4)(x4 + 4)?
(F) 2x4 (G) x8 - 16 (H) x8 + 16 (J) x16 - 16 (K) x8 - 8x4 - 16
Correct Answer: G
Which of the following functions has a range of f(x) ≥4?
(F) f(x) = |x+ 4|(G) f(x) = |x– 4|(H) f(x) = |x+ 4| – 4(J) f(x) = |x– 4| + 4(K) f(x) = |x– 4| – 4
Correct Answer: J
More ACT Math Exam Questions
- 1
If
and 
, what is the ratio of f:h? - 2If 35% of a given number is 14, then what is 20% of the given number?
- 3If
and a, b, and x are integers greater than 1, what must x equal? - 4
Susie has three T-shirts: one red, one blue, and one black. She also has three pairs of shorts: one red, one blue, and one black. How many different combinations are there for Susie to wear exactly one T-shirt and one pair of shorts?
- 5
Three different functions are defined in the table below.
The diagram below uses three functions. The only values for p, q, r, s, and t are 1 and 0. Which of the following inputs (p, q, r, s, t) will produce the output 0?
