jocelyn0227 jocelyn0227

08-12-2020
Mathematics

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MULTIPLYING COMPLEX NUMBERS

Multiply. Write the answer in standard form.

(3 - 2i)(4 + 1)

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yeniklinawati yeniklinawati

08-12-2020

Answer:

(3 - 2i)(4 + 1)

=3(4 + 1 ) +(-2i)(4 + 1)

=3(4 + 1 ) -2i(4 + 1)

=12 + 3 -8i - 2i

= 15 - 10i

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