Matshik1 Matshik1

06-01-2020
Mathematics

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What is equivalent to -2i(6-7i)

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Eureka1Fa Eureka1Fa

06-01-2020

Answer:

-14 - 12i

Step-by-step explanation:

Apply complex arithmetic rule: (ai)(b + ci) = -ac + abi

a = 2, b = 6, c = -7

-( -2(-7) + 2*6i )

-( 14 + 12i)

-14 - 12i

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