isabellaknight23 isabellaknight23

18-10-2021
Mathematics

contestada

Evaluate the expression when b= -4.
2
b- + 5b+7

Evaluate the expression when b 4 2 b 5b7 class=

Respuesta :

juua422 juua422

18-10-2021

Distribute -4 for b
(-4)^2 + 5(-4) + 7
=16-20+7
= 3
Answer is 3

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