Question
If $m = 3$ and $n = 7,$ evaluate:
$(10m)^2$
$(10m)^2$
✓
Answer
$(10m)^2$
$= (10 \times m) \times (10 \times m)$
$= (10 \times 3) \times (10 \times 3)$
$= 30 \times 30$
$= 900$
$= (10 \times m) \times (10 \times m)$
$= (10 \times 3) \times (10 \times 3)$
$= 30 \times 30$
$= 900$
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