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02-10-2017
Mathematics

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Write in the standard form a+bi (-4+8i)-(7-4i)

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02-10-2017

(-4+8i) - (7-4i)

Start by distributing...

(-4+8i) - (7-4i)

-4 + 8i - 7 + 4i

Combine like terms....

- 4 - 7 + 8i + 4i

- 11 + 12i

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