If a = - 4 and b = 5x + 2i , then find the value of a ^ 3 b in fully simplified form.

asked Mar 28, 2022 57.4k views

2 votes

by Simi

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6 votes

Answer:

-320x -128i

Explanation:

Put the values where the variables are and do the arithmetic.

a³b = (-4)³(5x +2i) = -64(5x +2i) = -320x -128i

Simonhamp answered Apr 4, 2022

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