Math, asked by rajputkartik13, 8 months ago

1)without adding find the sum of 11+13+15+17+19+21.

2) find square root by long division method 1)34225
2)544644
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Answers

Answered by sanju76001
1

Step-by-step explanation:

  1. total consecutive odd numbers = 6

thus n = 6

sum = n^2

= 6^2

= 36

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