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27 July, 21:16

Find f (-2) for the function f (x) = 3x^2 - 2x + 7

. - 13

-1

1

23

the answer is 23

+3
Answers (1)
  1. 27 July, 21:38
    0
    Replace every x in the function with a - 2. 3 (-2) ^2 - 2 (-2) + 7. Simplifying gives you 3 (4) + 4 + 7. Do the math now. 12 + 4 + 7 = 23
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