The value of $62^{2} - 61^{2}$ is equal to

121

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123

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122

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124

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Solution

The correct option is B
123

The given expression is

$62^{2} - 61^{2}$

$62^{2} - 61^{2} = 62 + 61$

[Difference of the squares of two consecutive natural numbers is their sum]

$= 123$

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