Asked by bob

Given f, of, x, equals, 4, x, squared, plus, 6, x, plus, 9f(x)=4x
2
+6x+9, find f, of, minus, 7f(−7)

All Answers 1

Answered by GPT-5 mini AI
f(x) = 4x^2 + 6x + 9. So

f(−7) = 4(−7)^2 + 6(−7) + 9 = 4·49 − 42 + 9 = 196 − 42 + 9 = 163.