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If f(x) = 3x7 -5x +4, then f(-2) =
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If f(x) = 3x7 -5x +4, then f(-2) =

User Jim Blizard
by
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1 Answer

3 votes

Given:


\:f\left(x\right)\:=\:3x^7\:-5x\:+4

Therefore,


\begin{gathered} \mathrm{For}\:f=3x^7-5x+4\:\mathrm{substitute}\:x\:\mathrm{with}\:-2 \\ f(-2)=3\left(-2\right)^7-5\left(-2\right)+4 \end{gathered}

Simplify


f(-2)=3\left(-2\right)^7-5\left(-2\right)+4=-370

Therefore,


undefined

User Schleis
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