Which of the following is a possible value of xif 5x2– 10x+ 4 = 0?
(F) 
(G) 
(H) 
(J) 
(K) 
If x = -
and x = 
are the roots of the quadratic equation ax2 + bx + c = 0, then which of the following could represent the two factors of ax2 + bx + c?
(F) (3x + 2) and (4x - 1) (G) (3x + 1) and (4x - 2) (H) (3x - 1) and (4x + 2) (J) (3x - 2) and (4x + 1) (K) (3x - 2) and (4x - 1)
Correct Answer: F
In the real numbers, which of the following is the domain of the function 
?
(A) x≥3(B) x> 3(C) x< –3(D) –3 < x< 3(E) x< –3 or x> 3
Correct Answer: B
In the figure shown below, 
and 
are parallel and 
= 
. If 
ABC is 130° and BAF is 22°, what is the measure of AEF?
(A) 50° (B) 118° (C) 152° (D) 158° (E) 164°
Correct Answer: C
More ACT Math Exam Questions
- 1
Factoring the polynomial x12 -9 reveals a number of factors for the expression. Which of these is NOT one of the possible factors?
- 2
If x is a real number and 3x = 81, then 3 × 2x =?
- 3Alan has a rectangular photograph that is 20 centimeters wide by 30 centimeters long. Alan wants to reduce the area of the photograph by 264 square centimeters by decreasing the width and length by the same amount. What will be the new dimensions (width by length), in centimeters?
- 4
In the following figure, what is the midpoint of
?
- 5
When asked the price, in dollars, of his fancy calculator, Albert responded, "If you take the square root of the price, then add
the price, the result is 66." What is the price, in dollars, of Albert's calculator?