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Author Topic: [CIE] All Pure Mathematics (P1, P2 and P3) doubts here !  (Read 79271 times)

Offline astarmathsandphysics

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Re: [CIE] All Pure Mathematics (P1, P2 and P3) doubts here !
« Reply #540 on: November 18, 2012, 12:01:16 am »
will have to be in morning
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Offline astarmathsandphysics

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Re: [CIE] All Pure Mathematics (P1, P2 and P3) doubts here !
« Reply #541 on: November 18, 2012, 10:22:53 am »
Here are for the first two scans. Do you want all of the third scan done?
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Offline whale95

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Re: [CIE] All Pure Mathematics (P1, P2 and P3) doubts here !
« Reply #542 on: November 18, 2012, 03:10:08 pm »

   Yes please and thank you so much! :)
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Offline astarmathsandphysics

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Re: [CIE] All Pure Mathematics (P1, P2 and P3) doubts here !
« Reply #543 on: November 18, 2012, 06:55:03 pm »
here
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Offline silvercameron

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Re: [CIE] All Pure Mathematics (P1, P2 and P3) doubts here !
« Reply #544 on: December 07, 2012, 06:50:13 am »
an urgent  P3 doubt!
show that the integration of (ex - e-x) dx with limits x=0 and x=1 is equal to (e-1)2/e

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Offline astarmathsandphysics

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Re: [CIE] All Pure Mathematics (P1, P2 and P3) doubts here !
« Reply #545 on: December 07, 2012, 09:15:03 pm »
here silvercameron
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Offline silvercameron

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Re: [CIE] All Pure Mathematics (P1, P2 and P3) doubts here !
« Reply #546 on: December 09, 2012, 12:34:22 pm »
Quote from: astarmathsandphysics on December 07, 2012, 09:15:03 pm
here silvercameron
thankyou sir! Ur awesome. :D
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Offline astarmathsandphysics

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Re: [CIE] All Pure Mathematics (P1, P2 and P3) doubts here !
« Reply #547 on: December 10, 2012, 11:58:51 am »
I know
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Offline silvercameron

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Re: [CIE] All Pure Mathematics (P1, P2 and P3) doubts here !
« Reply #548 on: January 19, 2013, 04:01:53 am »
a P3 question
how to integrate : 1/(u+u^2) du
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Offline mathsphychem

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Re: [CIE] All Pure Mathematics (P1, P2 and P3) doubts here !
« Reply #549 on: May 16, 2013, 06:50:37 am »
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Offline astarmathsandphysics

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Re: [CIE] All Pure Mathematics (P1, P2 and P3) doubts here !
« Reply #550 on: November 06, 2013, 10:22:38 am »
Quote from: silvercameron on January 19, 2013, 04:01:53 am
a P3 question
how to integrate : 1/(u+u^2) du

Partial fractions
\int \frac{1}{u+u^2} du = \int \frac{1}{u} - \frac{1}{1+u} du = ln u - ln (1+u) +c = ln(\frac{u}{1+u}) +c
« Last Edit: November 06, 2013, 10:24:16 am by astarmathsandphysics »
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