SOLUTION: hi i want to ask that how can i find the sum of the equations like 1*+2*+......+n* where * = 2

Algebra ->  Algebra  -> Sequences-and-series -> SOLUTION: hi i want to ask that how can i find the sum of the equations like 1*+2*+......+n* where * = 2       Log On

Ad: Algebra Solved!™: algebra software solves algebra homework problems with step-by-step help!
Ad: Algebrator™ solves your algebra problems and provides step-by-step explanations!

   

Question 6616:
hi
i want to ask that how can i find the sum of the equations like
1*+2*+......+n* where * = 2

Answer by khwang(438) About Me  (Show Source):
You can put this solution on YOUR website!
Note that itis important to know how to write the power notation.
1^2+2^2+......+n^2
= n(n+1)(2n+1)/6

and try to prove it by induction.
Kenny