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iindra001
August 6, 2017 19:24 PM

Comments (2)
  • iindra001 1 month 2 weeks ago.
    Draw imaginary lines from the center of circle
  • Bai Lijun 1 month 2 weeks ago.
    Your solution is incorrect.
Bai Lijun
August 7, 2017 13:14 PM

You can let me know if you have further questions.
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Sheen Tian
May 17, 2017 15:48 PM

Comments (1)
  • eugene_loh 4 months 1 week ago.
    Tk you Sheen for your kind assistance. Was notified by email of your reply.
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sabita
July 6, 2017 15:26 PM

(9x^2)/(〖(x-1)〗^2 (x+2)) = A/((x-1)) + 〖B/((x-1))〗^2+ C/((x+2)) = A(x-1)(x+2) + B(x+2) + C(x-1)2 take x=1 this gives B= 3 , when x = -2, C=4 when x=0, A=5 hence (9x^2)/(〖(x-1)〗^2 (x+2)) =5/((x-1)) + 3/〖(x-1)〗^2 + 4/((x+2)) ∫_2^3▒〖5/((x-1)) + 3/〖(x-1)〗^2 + 4/((x+2)) dx〗 =-3ln(2)+3/2 +4ln5
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Asked by : alextay
Views 26
Bai Lijun
August 8, 2017 10:36 AM

I just find this problem today. Here is the solution. Hopefully it is not too late. You may contact me directly if you have other questions. It would be more efficiently.
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