are you good in adding?????
Algebra
Level
2
find the sum of squares of 1,2,3...............1000.
The answer is 333833500.
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1 solution
last term is 1000, formula for solving these types of problems is n(n+1)(2n+1)divided by 6 where n =last term (here=1000)
1000(1000+1)[(2x1000)+1]divided by 6 ..... ans =333833500