Question

Evaluate 6732^2-6720^2 by 13452​

Answer 1

Step-by-step explanation:

Using $\sf a^2-b^2=(a+b)(a-b)$

$\dfrac{ {6732}^{2} - {6720}^{2} }{13452} \\ \\ \frac{(6732 + 6720)(6732 - 6750)}{13452} \\ \\ \frac{13452( - 18)}{13452} \\ \\ - 18$

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