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Differential equations help

My answer up to line 4 is correct then ive done something wrong but cant see it
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It's fine, remember the index rules for logs, try writing −ln(19)−1 -ln(\frac{1}{9}) -1
as ln(9)−1 ln(9) -1 which is
2ln(3)−1 2 ln(3) -1 then you can group terms.
Original post by Mitul106
My answer up to line 4 is correct then ive done something wrong but cant see it


Was this an AQA paper? Never seen this Q before.
EDIT: Nvm, just realised it's probably C3/C4 not FP3.
(edited 7 years ago)
did you integrate 1/(1-x)^2?
Original post by splashywill
did you integrate 1/(1-x)^2?


sorry ignore this off you have!
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Mitul106
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Thanks for the responses guys i did it right but like an idiot i typed it into my calc without the minus sign aha

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