heshott91 heshott91

06-01-2017
Mathematics

Answered

Evaluate the expression for the given value of the variable(s).

[4b-4]+3-b^2]+2b^3 ;b=2

A19 B. 17 C. -11 D. 21

Verified Answer :

Anonymous Anonymous

06-01-2017

[4b-4]+3-b^2]+2b^3 ;b=2

= [4(2)-4]+3-2^2]+2(2^3)
= [8-4] + 3 - 4]+2(8)
= [4 + 3 - 4]+2(8)
=3 + 16
=19
answer is A. 19

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