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secondary 4 | A Maths
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lana <3
Lana <3

secondary 4 chevron_right A Maths chevron_right Singapore

help with this pls idk why when I differentiate it I don’t get the right answer

Date Posted: 1 year ago
Views: 212

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Angelo
Angelo's answer
21 answers (A Helpful Person)
1st
=)
lana <3
Lana <3
1 year ago
actually I got the same answer as you! but the answer for 4b is -1/x - lnx/x + c. Do you know how to get that answer ?
Angelo
Angelo
1 year ago
hi. if the question denominator is x^2, as shown in a separated photo in this thread.
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sstrike
Sstrike's answer
5566 answers (A Helpful Person)
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Angelo
Angelo's answer
21 answers (A Helpful Person)
this is the answer if the denominator of part b is x to the power of 2
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Diana
Diana's answer
35 answers (A Helpful Person)
Angelo
Angelo
1 year ago
May I ask, the question uses "hence", can integration by part be used? thank you