Qualification > Math
IGCSE MATHS Doubts
Ghost Of Highbury:
--- Quote from: pap19 on May 18, 2010, 11:32:55 am ---pls tell me how to do oct/nov paper 4 maths 2000 question #2 c part......
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upload the pic/paper..
Vin:
here Aadi i know how to find the answer but i cant find the equation for it .. i 'll try once again ..
Malak:
--- Quote from: ~VIN1094~ on May 18, 2010, 12:17:13 pm ---which one r u talkin abt ??
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In General...I jst wanna knw the basic method for finding it.. :)
And also...How do u find the invariant line for shear and strech..is it always x or y axis? ???
Ghost Of Highbury:
--- Quote from: pap19 on May 18, 2010, 12:19:49 pm ---pls tell me how o do question 2 part b n c and full question 3 of maths paper 4 oct/nov 2000
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gotta find the determinant first = 5t^2 -6t
thus the inverse...
(5t/5t^2-6t -6/5t^2-6t) = (-5t 6)
(-t/5t^2-6t t/5t^2-6t) (t -t)
that means 5t/5t^2-6t = -5t
therefore, 5t^2-6t = -1
-5t^2 + 6t = 1
-5t^2 + 6t -1 = 0
t = 1/5,1
mdwael:
Anybody knows where to find the markscheme for paper 4 maths summer year 2000?
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