- #1
MathSquareRoo
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Homework Statement
Prove that the given sequence diverges to infinity.
{an} = (-n^4+n^3+n)/(2n+7)
Homework Equations
Diverges definition
The Attempt at a Solution
So far I have:
Let M>0 and let N= something.
I'm having a hard time figuring out what N should equal for the proof. I know I have to make the numerator smaller and denominator larger (I think), but I get confused. Can someone explain it please?