Q. 4 A5.0( 2 Votes )

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Answer :

We know that any square can be expressed as the sum of consecutive odd numbers starting from 1.

n² = 1 + 3 + 5 + … + (2n-1)

Therefore, 7² = 1 + 3 + 5 + … + (2 × 7-1)

= 1 + 3 + 5 + … + 13

= 1 + 3 + 5 + 7 + 9 + 11 + 13

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