Question
If $x = 2$ and $y = − 4,$ evaluate:
5x^2y
5x^2y
✓
Answer
$5x^2y$
$= 5 \times x \times x \times y$
$= 5 \times 2 \times 2 \times (− 4)$
$= − 80$
$= 5 \times x \times x \times y$
$= 5 \times 2 \times 2 \times (− 4)$
$= − 80$
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