Answer
$\frac{32}{5}$
Work Step by Step
We are asked to evaluate $\frac{2z^{4}}{5}$ when $z=-2$. We can plug in the given value directly and evaluate.
$\frac{2z^{4}}{5}=\frac{2\times(-2)^{4}}{5}=\frac{2\times16}{5}=\frac{32}{5}$
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