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OpenStudy (anonymous):
Add the complex expressions, and simplify. (9 + 9.4i) + (-8.6 – 4i) (Points : 3) 5.8i 0.4 + 5.4i -5 5.8
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OpenStudy (anonymous):
(9+9.4i) + (-8.6-4i)= (9-8.6)+i(9.4-4)= 0.4+5.4i
OpenStudy (anonymous):
9 -8.6 – 4i+ 9.4i= 0.4+5.4i
hero (hero):
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