Hits: 252

# Past Papers’ Solutions | Edexcel | AS & A level | Mathematics | Core Mathematics 1 (C1-6663/01) | Year 2007 | June | Q#10

Hits: 252 Question The curve C has equation , . The points P and Q lie on C and have x-coordinates 1 and 2 respectively. a.   Show that the length of PQ is . b.   Show that the tangents to C at P and Q are parallel. c.   Find an equation for the normal to […]

# Past Papers’ Solutions | Edexcel | AS & A level | Mathematics | Core Mathematics 1 (C1-6663/01) | Year 2007 | June | Q#3

Hits: 24   Question Given that , x > 0 , find a.   . b.   . c.   Solution a.   We are required to find . Therefore, we are required to differentiate; We are required to find . Rule for differentiation of  is: Rule for differentiation of  is: b.   We are required to find . Second derivative is […]

# Past Papers’ Solutions | Edexcel | AS & A level | Mathematics | Core Mathematics 1 (C1-6663/01) | Year 2007 | January | Q#8

Hits: 300   Question The curve C has equation , x > 0. a.   Find an expression for . b.   Show that the point P (4, 8) lies on C. c.   Show that an equation of the normal to C at the point P is 3y=x + 20. The normal to C at P cuts the […]

# Past Papers’ Solutions | Edexcel | AS & A level | Mathematics | Core Mathematics 1 (C1-6663/01) | Year 2007 | January | Q#1

Hits: 12   Question Given that    , Find . Solution We are required to differentiate; We are required to find . Rule for differentiation of  is: Rule for differentiation of  is: Rule for differentiation is of  is: