Asked by Jim

evaluate (-8b)^2 and -8b^2 when b=10.
(-8b^2)=
-8b^2=

16 years ago

Answered by PsyDAG

(-8b)^2 = -8b * -8b

-8b^2 = (-8b^2) = -8 * b * b

Substitute 10 for b to evaluate.

16 years ago

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