If x = − 5 and y = − 8, evaluate: 4x^2 - Vidyadip

Question

If $x = − 5$ and $y = − 8$, evaluate:
$4x^2$

✓

Answer

$4x^2$
$= 4 \times x \times x$
$= 4 \times (− 5) \times (− 5)$
$= 100$

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