Question
Evaluate the following without multiplying:$(103)^2$
✓
Answer
$(103)^2$
$= (100 + 3)^2$
$= (100)^2 + 2(100)(3) + (3)^2$
$= 10000 + 600 + 9$
$= 10609.$
$= (100 + 3)^2$
$= (100)^2 + 2(100)(3) + (3)^2$
$= 10000 + 600 + 9$
$= 10609.$
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