Last edited by CaptainBlack; October 26th 2008 at 12:25 AM.
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Hello, treetheta! Edit: Made a blunder . . . will correct it now.
We use: .
Multiply top and bottom by: . . . . .
We have: .
Last edited by Soroban; October 24th 2008 at 08:27 PM.
how did this
what happend to the x in the denominator
ya, if u add the x, the answer becomes 2/3 thankssss ^^
Last edited by treetheta; October 23rd 2008 at 08:42 PM.
Is the limit supposed to be going to infinity or zero?
It does, it's going to zero
i put o instead of 0 sorry
Originally Posted by treetheta l'Hopital's Rule shows that the limit is equal to 2/3.
Another way to do it is to substitute . Then the limit becomes: .
Factorise the denominator, cancel the common factor of (t-1) in the numerator and denominator and then take the limit.
Originally Posted by treetheta Yet another way : Let . is differentiable on and .
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