Answer
$\frac{3}{5}$ is not a zero of the function.
Work Step by Step
$f(\frac{3}{5})=2(\frac{3}{5})^6-5(\frac{3}{5})^4+(\frac{3}{5})^3-(\frac{3}{5})+1=.0613\ne0$
Therefore $\frac{3}{5}$ is not a zero of the function.
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