Without actual finding the square of the numbers, find the value of $36^{2} - 35^{2}$ .

70

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71

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72

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73

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Solution

The correct option is A $71$
Using the formula, $a^{2} - b^{2} = (a + b) (a - b)$

We get,

$36^{2} - 35^{2} = (36 + 35) (36 - 35)$

$= 71 \times 1$

$= 71$ .

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Similar questions

Find the value of $36^{2} - 35^{2} =$

71 * 72 * 73 * 74 + 1

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