1.

Express 100 as the sum of 10 odd numbers.

Answer»

Given 100 can be written as 102 According to the property of perfect square, for any natural number n, we have sum of first n odd natural numbers = nExpressing 100 as a sum of 10 odd numbers, we get 100 = (10)2

Here n=10

By applying the law 81 = (1+3+5+7+9+11+13+15+17+19)



Discussion

No Comment Found