Question

3. The sum of first n odd nu
of first in odd natural
numbers given by.​

Answer 1

Answer:

Hope ot will be helpfull o you

Step-by-step explanation:

So, we know that the first odd natural number is 1. Also, all the odd terms will form an A.P. with the common difference of 2. Therefore, the sum of first n odd natural numbers is S n = n 2 .

Answer 2

Answer:

1. a=1
2. d=2
3. Tn= (2n-1)

1. The formula of sum APseries.
2. S= n/2(2a+(n-1)×d)
3. S=n/2(2+2n-2)
4. S=n/2[2n]
5. S=n^2