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arsen [322]
3 years ago
14

MULTIPLYING COMPLEX NUMBERS

Mathematics
1 answer:
Elenna [48]3 years ago
5 0

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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Answer:

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Step-by-step explanation:

2x+90+x=180°

2x=180°-90°

x=90/3

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z=150°

Hope it helps! :)

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Check the explanation

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