Question

If $x=-6$ , evaluate
(ii) $4x^2$

Answer 1

Given : $4x^2$

Substituting , $x=-6$ in the given expression

$4x^2=4\times (-6{)}^2$
$=4\times 36$
$=144$

Hence, the value of $4x^2$ for $x=-6$ is $144$.



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