If x = 4, evaluate: 5x^2 + 4x - Vidyadip

Question

If $x = 4,$ evaluate:
$5x^2 + 4x$

✓

Answer

$5x^2 + 4x$
$= (5 \times 4 \times 4) + 4 (4)$
$= 80 + 16$
$= 96$

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