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17-01-2020
Mathematics

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Simplify (-3i)(-7i)(2i)

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17-01-2020

Answer:

Step-by-step explanation:

(-3i)(-7i)(2i) = (-3*-7*2)(i*i*i) = 42i^3 = 42(-i) = -42i

So (-3i)(-7i)(2i) = -42i

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