CAPE Pure Mathematics Unit 1 · May/June 2002 · Paper 2
28 questions and parts from this paper. Open one to see it in full, then practise it on Quelpr and get it marked against the mark scheme.
- 1(a)3 marksFind p, q ∈ R such that f(x) = p + q / (x - 2).
- 1(b)6 marksShow that f is one-to-one.
- 1(c)7 marksDetermine whether there is an x ∈ A such that f(x) = 1.
- 1(d)(i)5 marksUse Part (c) above to determine the range of f.
- 1(d)(ii)4 marksUse Part (c) above to determine whether or not f is onto.
- 2(a)13 marksIf t = tan (θ/2), express cos θ and sin θ in terms of t. Hence, find tan (θ/2) when cos θ + 2 sin θ = 11/5.
- 2(b)(i)3 marksFind cos θ.
- 2(b)(ii)3 marksFind sin θ.
- 2(b)(iii)3 marksFind the length of BC.
- 2(b)(iv)3 marksFind the length of AC.
- 3(a)(i)4 marksFind dy/dx in terms of t.
- 3(a)(ii)5 marksShow that the Cartesian equation of the tangent to the curve at the point P with parameter T is Ty = x + 4T².
- 3(a)(iii)6 marksThe tangent in (ii) above meets the y-axis at the point Q and the x-axis at the point R. If O is the origin, show that the area of triangle OQR is 8T³ square units.
- 3(b)10 marksSolve for x ∈ R the inequality (2x + 3) / (3x + 4) < 1.
- 4(a)8 marksFind the two square roots of the complex number 5 - 12i in the form x + yi, where x, y ∈ R.
- 4(b)(i)5 marksIf z = x + yi, where x, y ∈ R, y ≠ 0, find the real and imaginary parts of z + 1/z.
- 4(b)(ii)5 marksFind and identify the locus of the points for which the imaginary part of z + 1/z is zero.
- 4(c)(i)4 marksFind |AB|.
- 4(c)(ii)3 marksFind the position vector of the mid-point of AB.
- 5(a)5 marksBy expressing x - 4 as (√x + 2)(√x - 2), find lim (x→4) (√x - 2) / (x - 4). Hence, find lim (x→4) (√x - 2) / (x² - 5x + 4).
- 5(b)(i)3 marksObtain an expression for f'(x).
- 5(b)(ii)2 marksFind the stationary point(s) of f.
- 5(b)(iii)5 marksDetermine the nature of the stationary point(s) of f.
- 5(b)(iv)5 marksSketch the curve.
- 5(b)(v)5 marksFind the area bounded by the curve and the interval of the x-axis, -2 < x < 0.
- 6(a)6 marksUsing the substitution u = x + 3 or otherwise, evaluate ∫ x√(x+3) dx.
- 6(b)(i)8 marksFind the volume generated by direct integration.
- 6(b)(ii)11 marksFind the volume generated by the trapezium rule, using five coordinates.