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OpenStudy (anonymous):
can anyone solve this f(x)x^4-3x find f(2i)
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OpenStudy (anonymous):
You mean \[f(x) = x^4 - 3x\]
OpenStudy (anonymous):
just plug this value 2i
OpenStudy (anonymous):
substitute the x for 2i \[f(2i) = (2i)^4-3(2i)\]
OpenStudy (anonymous):
=16-6i
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