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Past Papers’ Solutions | Edexcel | AS & A level | Mathematics | Core Mathematics 1 (C1-6663/01) | Year 2006 | June | Q#6

Hits: 15   Question a.   Expand and simplify  . b.   Express  in the form , where a and b are integers. Solution a.   We are given; b.   We are required to differentiate; If we need a rational number in the denominator of a fraction, we need to follow procedure of  “denominator rationalization” as given below. ü […]

Past Papers’ Solutions | Assessment & Qualification Alliance (AQA) | AS & A level | Mathematics 6360 | Pure Core 1 (6360-MPC1) | Year 2006 | June | Q#5

Hits: 37   Question The curve with equation  is sketched below. The curve crosses the x-axis at the origin  and the point  lies on the curve.  a.                                i.       Find                          ii.       Hence show that the curve has a stationary  point when  and find the x-coordinate  of the other stationary point. b.                             […]