Mathematics > Standard Multiple Choice

Read the following SAT test question and then click on a button to select your answer.

If the graph of the function f is a line with slope 2, which of the following could be the equation of f?

(A) function f of x = (4 times x) minus 2

(B) function f of x = (2 times x) + 4

(C) function f of x = negative (2 times x) minus 2

(D) function f of x = ((1 over 2) times x) + 2

(E) function f of x = negative ((1 over 2) times x) + (1 over 2) 

正确答案>>>