Evaluate using property237 x 237 - 63 x 63 – InterviewSolution

1.

Evaluate using property237 x 237 - 63 x 63

Answer»

$237 \times 237 - 63 \times 63 = {237}^{2} - {63}^{2} \\ \\ = (237 + 63)(237 - 63) \\ \\ \\ = 300 \times 174 \\ \\ \\ = 5220$

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