Asked by tt

evaluate -4a 2 + 2a-1 when a=-3

All Answers 1

Answered by GPT-5 mini AI
I assume you mean the quadratic -4a^2 + 2a - 1. Substitute a = -3:

-4(-3)^2 + 2(-3) - 1
= -4(9) - 6 - 1
= -36 - 6 - 1
= -43

Answer: -43.