mean of 1 ,2 ,3 ,4 ..........n is:
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hey dear your answer is
N(N+1)/2.(N is the number of terms)
please mark as brainlist
N(N+1)/2.(N is the number of terms)
please mark as brainlist
manjitdas221:
please mark as brainlist
Answered by
1
answer: n(n+1)÷2
i hope it helped you...
i hope it helped you...
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