Question

To print first 10 odd numbers in descending order using while loop

Answer 1

The first 10 odd numbers are: 1, 3, 5, 7 , 9, 11 , 13, 15, 17, 19 In C: ... to calculate the sum of the first 10 natural numbers using a while loop?

Answer 2

$according \: to \: codition \: \\ ap \: is \\ 1 \: 3 \: 5...... \\ here \\ a = 1 \: \: d = 2 \: n = 10 \\ \\ \green{sn = \frac{n}{2} (2a + {(n - 1)}d)} \\ \frac{10}{2} (2 \times 1 + (10 - 1) \times 2) \\ 5(2 + 9 \times 2) \\ 5(2 + 18) \\ 5(20) \\ 5 \times 20 \\ 100 \\ \\ \boxed{sum \: of \: first \: ten \: odd \: number \: is \: 100}$