Question

5. Write the sum of sum of first n odd natural numbers​

Answer 1

To find the sum of first n odd numbers we can apply odd number theorem, it states that the sum of first n odd numbers is equal to the square of n. if we apply odd number theorem: sum of first 10 odd numbers = n * n = 10 * 10 = 100.

Answer 2

Answer:

$1 + 3 + 5 + 7 + 9 + 11 + 13 \\ = \:49 \\ \\ hope \: it \: helps \: you$