Question

5.Write down the following as sum of odd numbers. (i) 72 (ii) 92

Answer 1

Answer:

)3+69

1+71

2)7+85

5+81

Step-by-step explanation:

Answer 2

Answer:

(i) 72 = Sum of first 7 odd numbers = 1 + 3 + 5 + 7 + 9 + 11 + 13

(ii) 92 = Sum of first 9 odd numbers = 1 + 3 + 5 + 7 + 9 + 11 + 13 + 15 + 17