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OpenStudy (anonymous):
If 9 - i is the sum of two complex numbers, and one of the binomials is 12 - 5i , which of the following represents the other binomial? 21 + 4i -3 - 6i 21 - 6i -3 + 4i
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OpenStudy (anonymous):
if i read this correctly you are being asked to compute \[12-5i-(9-i)\]
OpenStudy (anonymous):
so its 3-4i?
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