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

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asked Dec 20, 2019 55.9k views

5 votes

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

Mathematics
middle-school

Kshatriiya asked

by 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

Lu Mike answered Dec 25, 2019

by Lu Mike

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