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OpenStudy (anonymous):
Add the complex expressions, and simplify (9 + 9.4i) + (-8.6 – 4i)
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OpenStudy (accessdenied):
Do you know how to add together this, with a variable like x? "(9 + 9.4x) + (-8.6 - 4x)"? It's essentially the same concept, adding like-terms together
OpenStudy (anonymous):
9+9.4i-8.6-4i=.4+5.4i
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