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

User Maksym Govorischev
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1 Answer

27 votes
27 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

User JohnnyAce
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