# Math - Imaginary

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(i)(4i)(-4i)

it is

4i^2(-4i) = -16i^3 ?

thanks!

• Math - Imaginary -

(4i)(-4i) --------> (4)(4) = 16 and i(-i) = -i^2
= -16i^2
= -16(-1) = 16

I have no clue what you were doing, or how you got that answer.

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