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Algebraic Identities

Question

Using the formula for squaring a binomial evaluate the following.
$$(703)^2$$.

A

494209

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Solution

Verified by Toppr

Correct option is A. 494209
Now,
$$(703)^2$$
$$=(700+3)^2$$
$$=700^2+2\cdot 700\cdot 3+3^2$$
$$=490,000+4,200+9$$
$$=494,209$$.

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Using the formula for squaring a binomial evaluate the following.
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