Answer
$-2k^{2}+3k-6$
Work Step by Step
We are given that $f(x)=-2x^{2}+3x-6$. In order to evaluate at $f(k)$, we can plug $k$ into the function and evaluate.
$f(k)=-2(k)^{2}+3(k)-6=-2k^{2}+3k-6$
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