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For i = \-1, what is the sum (7+3i) + (-8+9i) ?
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For i = \-1, what is the sum (7+3i) + (-8+9i) ?

User Kshatriiya
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1 Answer

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add the real parts together and then the imaginary parts together

7 + -8 = -1

3 + 9 = 12

-1 + 12 i

User Lu Mike
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