Question

Find out a pattern for the relationship between the number of odd numbers and sum can be known. Please tell me the answer.
And explain me how it came?

Answer 1

Answer:

odd + odd = even

odd + even = odd

even + even = even

even + odd = odd

Eg: 1 + 3 = 4 = 2²

1 + 2 = 3

2 + 2 = 4 = 2²

4 + 1 = 5

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Answer 2

Answer:

answer is n2

eg:- 1odd number is one = n+1= n²