put the root value in place of x in the equation and solve if both sides are zero means 0=0 then the given root is correcthttp://www.xtremepapers.com/papers/...S Level/Mathematics (9709)/9709_s10_qp_33.pdf
http://www.xtremepapers.com/papers/...S Level/Mathematics (9709)/9709_s10_ms_33.pdf
question 8 part a how can we verify the roots ??? please show complete steps
same question part b, I have drawn but not sure abt it.. can any one draw it here fr me ????