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Find sum of first 50 natural numbers....

Find sum of first 50 natural numbers.

Text Solution

Verified by Experts

The correct Answer is:
1275
`1+2+3+........+ 50 `
`S_(n) = (n)/(2) [2a+ (n-1)d]= (50)/(2) [2+(49)1]`
`= 25 [51] = 1275`
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