Evaluate: (38)^2-(37)^2 - Vidyadip

Question

Evaluate:
$(38)^2-(37)^2$

✓

Answer

We have,

$(n+1)^2-n^2=(n+1)+n$

Taking $n=37$ and $(n+1)=38$,

We get,

$(38)^2-(37)^2=(38+37)=75$

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