SAT Math Question of the Day

Math Category: Functions:

Q: If h(y) = 3y2 - 2y + 5, then h(4) =

  1. 13
  2. 39
  3. 45
  4. 51
  5. 61

UNANSWERED.

The correct answer is C.

A: The answer is 45. To solve this function problem, plug in the number 4 wherever the y occurs
h(y) = 3y2 - 2y + 5
h(4) = 3(4)2 -2(4) + 5
      = 48 - 8 + 5
      = 45