Maths M1 Help!!

[allysaleemally]

Please could anyone help me in oct/nov 2011 m1 v3 question 6, I really need your help!
http://www.xtremepapers.com/papers/...S Level/Mathematics (9709)/9709_w11_qp_43.pdf
marksheet: http://www.xtremepapers.com/papers/...S Level/Mathematics (9709)/9709_w11_ms_43.pdf


Thanks a million!