what is the sum of all natural number
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n(n+1)/2 is the formula where n= no. of terms
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It is in the form of AP
= 1,2,3,4,.........,n
a= 1 , d = 1 , number of terms= n
so Sn = n/2[2+(n-1)1]
n/2[2-1+n]
n/2[n+1]
= 1,2,3,4,.........,n
a= 1 , d = 1 , number of terms= n
so Sn = n/2[2+(n-1)1]
n/2[2-1+n]
n/2[n+1]
AyushShekhar:
Yes , i have commented he we see & decide !! depends on him
Yes , i have commented he we see & decide !! depends on him
Yes , i have commented he we see & decide !! depends on him
Yes exactly
want means he do no means he leave
thanks dj
most wel com
no need to expand it.it is always a natural no. so n(n+1)/2
sorry already
its k already did that answer
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