Question

find the mean of n odd natural number

Answer 1

http://clay6.com/qa/25209/find-the-mean-of-first-n-odd-natural-numbers-

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Answer 2

Answer:

Sum of n terms of AP = n/2[2a + [n-1]d]

Sn= n/2[2a+ [n-1]d]

Substituting the value of a and d in the equation, we get.

Sn= n/2[2*1+[n-1]2]

Sn= n/2[2+2n-2]

 Sn=n/2[2n]

 Dividing the sum by n, we get.

 Sn/n=n2/n

 =n

 

Step-by-step explanation: