Evaluate the following
$(97)^{2}$

9409

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9049

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9949

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4949

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Solution

The correct option is A $9409$
$(97)^{2} = (100 - 3)^{2} = 100^{2} + 3^{2} - 2 (400) (3)$
$= 10000 + 9 - 600 = 9409$

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