Question

If $x=4$ , evaluate
(iii) $\frac{x^2}{2}$.

Answer 1

Given: $\frac{x^2}{2}$.

Substituting $x=4$ in the given expression,

$\frac{x^2}{2}=\frac{(4{)}^2}{2}=\frac{16}{2}=8$

Hence, the value of $\frac{x^2}{2}$ for $x=4$ is $8$.