If x = − 5 and y = − 8, evaluate: 3y^2 - Vidyadip

Question

If $x = − 5$ and $y = − 8$, evaluate:
$3y^2$

✓

Answer

$3y^2$
$= 3 \times y \times y$
$= 3 \times (− 8) \times (− 8)$
$= 192$

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