Quelpr

CAPE Pure Mathematics Unit 1 · May/June 2010 · Paper 1

45 multiple-choice items from this paper. Open one to see it in full, then practise it on Quelpr and get it marked against the mark scheme.

  1. Q11 mark · multiple choicex - 2 is a factor of
  2. Q21 mark · multiple choiceIf p and q are positive integers such that p < q, then which of the following statement(s) is/are correct? I. -p > -q II. p^2 > pq III. p - 1 < q - 1
  3. Q31 mark · multiple choice3^{\log_3 5} =
  4. Q41 mark · multiple choiceGiven that f(x) = x^2, which of the following graphs shows y = f(x) - 1?
  5. Q51 mark · multiple choiceIf px^2 + 5x + 2 = 0 has 2 real and distinct roots, the range of possible values of p is
  6. Q61 mark · multiple choice\frac{\sqrt{x} - \sqrt{y}}{\sqrt{x} + \sqrt{y}} may be expressed as
  7. Q71 mark · multiple choiceThe rational expression \frac{x}{x^2 + 3x - 4} + \frac{2}{x - 1} simplified as a single fraction is
  8. Q81 mark · multiple choicea^5 - b^5 =
  9. Q91 mark · multiple choiceThe value of \log_{\sqrt{6}} 36 is
  10. Q101 mark · multiple choiceThe coordinates of the point P are (4, -3). Under a one-way stretch by scale factor 2 in the y-direction with the x-axis invariant, the image of P would be
  11. Q111 mark · multiple choiceGiven \frac{8}{x^2} = \frac{\sqrt{x}}{4}, the value of x is
  12. Q121 mark · multiple choiceThe cubic equation whose roots \alpha, \beta and \gamma satisfy the following \alpha + \beta + \gamma = \frac{-2}{7}, \alpha\beta + \beta\gamma + \gamma\alpha = -1 and \alpha\beta\gamma = -\frac{3}{7} is
  13. Q131 mark · multiple choiceAn arch may be modelled by the Cartesian equation y = -2x^2 + 4x + 1, where x and y represent respectively horizontal and vertical distances. The coordinates of the HIGHEST point on the arch are
  14. Q141 mark · multiple choiceWhich of the following statements is FALSE?
  15. Q151 mark · multiple choiceIf \alpha, \beta and \gamma are the three roots of the cubic equation x^3 - 2x^2 - 4x + 5 = 0, then the value of \alpha^2\beta\gamma + \alpha\beta^2\gamma + \alpha\beta\gamma^2 is
  16. Q161 mark · multiple choiceThe centre of the circle (x - 1)^2 + (y - 2)^2 = 16 is
  17. Q171 mark · multiple choice\frac{\sin\theta (1 - \sin^2\theta)}{\cos\theta (1 - \cos^2\theta)} =
  18. Q181 mark · multiple choiceThe equation of the circle whose centre has coordinates (4, 1) and whose radius is 7 units is
  19. Q191 mark · multiple choiceThe point P has position vector \begin{pmatrix}-3 \\ 5\end{pmatrix} and Q is a point such that \vec{PQ} = \begin{pmatrix}1 \\ -7\end{pmatrix}. The position vector of Q is
  20. Q201 mark · multiple choiceThe vector \mathbf{a} is given as 5\mathbf{i} + 12\mathbf{j}. A unit vector parallel to \mathbf{a} is
  21. Q211 mark · multiple choice\sin(\alpha + 45^\circ) is equal to
  22. Q221 mark · multiple choiceIf x = r\sin\theta\cos\alpha, y = r\sin\theta\sin\alpha, z = r\cos\theta, then
  23. Q231 mark · multiple choiceThe minimum and maximum values of \frac{1}{2 + \sin\theta} respectively are
  24. Q241 mark · multiple choiceThe general solution for \sin 2\theta = \sin\frac{\pi}{6} is
  25. Q251 mark · multiple choiceA curve is defined by the parametric equations x = 3 + 2t and y = \frac{1}{t}. The Cartesian equation of the curve is
  26. Q261 mark · multiple choiceGiven that \mathbf{a} = \begin{pmatrix}-3 \\ 7\end{pmatrix} and \mathbf{b} = \begin{pmatrix}2 \\ -1\end{pmatrix}, then |3\mathbf{a} + 2\mathbf{b}| is equal to
  27. Q271 mark · multiple choice\frac{\sin\theta - \sin\alpha}{\cos\theta + \cos\alpha} is identical to
  28. Q281 mark · multiple choice\vec{OP} and \vec{OQ} are two vectors such that \vec{OP} = \mathbf{r} - \mathbf{s} and \vec{OQ} = 2\mathbf{r} + 3\mathbf{s}. Given that \vec{OP} is perpendicular to \vec{OQ} then \mathbf{r}\cdot\mathbf{s}…
  29. Q291 mark · multiple choiceThe relationship between the curve y = x^2 - 2x + 4 and the line y = 2x is that the line
  30. Q301 mark · multiple choiceThe point (2, 3) is at one end of a diameter of the circle whose equation is x^2 + y^2 - 10x + 2y + 1 = 0. The coordinates of the other end of the diameter are
  31. Q311 mark · multiple choiceItem 31 refers to the graph below of a function y = f(x). Based on the graph above, \lim_{x \to 1^+} f(x) =
  32. Q321 mark · multiple choiceWhich of the following real functions is discontinuous?
  33. Q331 mark · multiple choice\frac{\mathrm{d}}{\mathrm{d}r}(\pi r^2) is equal to
  34. Q341 mark · multiple choiceIf \int_2^4 f(x)\,\mathrm{d}x = 12, what is the value of \int_2^3 f(x)\,\mathrm{d}x + \int_1^2 (f(x) - 1)\,\mathrm{d}x?
  35. Q351 mark · multiple choiceItem 35 refers to the diagram below. The finite region R is enclosed by the curve y = x^2, the y-axis and the line y = 3 as shown in the diagram above. This region is rotated completely about the y-axis to…
  36. Q361 mark · multiple choiceThe value of \lim_{x \to 0} \frac{\sin 3x}{x} is
  37. Q371 mark · multiple choiceA curve is defined for x > 0 by the equation y = x + \frac{2}{x}. The gradient of the curve at x = 2 is
  38. Q381 mark · multiple choice\frac{\mathrm{d}}{\mathrm{d}x}(x^3 \sin x) may be expressed as
  39. Q391 mark · multiple choiceGiven y = 3x^2 + 5\sin 2x, then \frac{\mathrm{d}^2 y}{\mathrm{d}x^2} is equal to
  40. Q401 mark · multiple choice\lim_{x \to 2} \frac{x^3 - 2^3}{x - 2} =
  41. Q411 mark · multiple choiceIf f(x) = \begin{cases} 2 & \text{for } x \le 2 \\ -1 & \text{for } x > 2 \end{cases}, then \int_1^4 f(x)\,\mathrm{d}x equals
  42. Q421 mark · multiple choiceThe displacement, s metres, of a marble moving along a board at time t minutes is given by s(t) = 4t^3 - 30t^2 + 72t + 7 for t \ge 0. For what values of t is the displacement of the marble increasing?
  43. Q431 mark · multiple choiceAt time t years, the growth of a certain country's gross national product, G, is given by the equation \frac{\mathrm{d}G}{\mathrm{d}t} = 5 + \cos t. At the beginning of the year 1990, the gross national product…
  44. Q441 mark · multiple choiceA curve has a stationary point at (2, 4). The equation of the normal at (2, 4) on the curve is
  45. Q451 mark · multiple choiceWater is leaking from a tank. The rate of change in volume of water in the tank with respect to time, t, is inversely proportional to the volume, V, of water in the tank. If k is a positive constant of…

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