The Official SAT Question of the Day™

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

If the function ƒ is defined by ƒ(x) = 2x + 3, and if ƒ(a) = 11, what is the value of a?

A. 4
B. 7
C. 11
D. 17
E. 25

Correct Answer: A

Here's Why:

If the function ƒ is defined by ƒ(x) = 2x + 3, and ƒ(a) = 11, then ƒ(a) = 2a + 3 = 11. Therefore, a = = 4.


Difficulty: Easy
Question Type: Standard Multiple Choice

(Mathematics