Question

pls give full solution

Answer 1

$product \: of \: \\ \frac{1}{2} {x}^{3} \times ( - 10x) \times \frac{1}{5} \times {x}^{2} \\ = - {x}^{6} \\ for \: x = 1 \\ - {x}^{6 } = - {(1})^{6} = - 1$