Home->ACT Math

The graph of y = f(x) is shown in the standard (x,y) coordinate plane below with points V, W, X, Y, and Z labeled.

 

The function y = f(x) can be classified as one of which of the following types of functions?

(F) Trigonometric

(G) Quadratic

(H) Absolute value

(J) Cubic

(K) Linear

Which of the following expressions is equivalent to ?

(A) 9x + 5 (B) x + 45 (C) x + 5 (D) 6x (E) 45x

Correct Answer: C

What is the result when you add the matrix to the matrix and multiply the result by 2?

(F) 26 (G) |11 2| (H) |22 4| (J) |28 -15| (K) |54 -30|

Correct Answer: H

What is the value of x if x²– 5x– 14 = 0 and x> 0?

(F) 2(G) 4(H) 5(J) 7(K) 9

Correct Answer: J