Last edited by CaptainBlack; October 26th 2008 at 01:25 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 09:27 PM.
how did this go to 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 09:42 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 . That's ...
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