Wednesday, 10 July 2019

discrete mathematics - Using induction to verify the formula for a summation sumnk=1k2=fracn(n+1)(2n+1)6


Problem 4. use the principle of induction to verify:
nk=1k2=n(n+1)(2n+1)6




enter image description here



base case is obviously easy, but I don't know how to prove the inductive case

No comments:

Post a Comment

real analysis - How to find limhrightarrow0fracsin(ha)h

How to find limh0sin(ha)h without lhopital rule? I know when I use lhopital I easy get $$ \lim_{h\rightarrow 0}...