Questions — CAIE (7646 questions)

Browse by board
AQA AS Paper 1 AS Paper 2 C1 C2 C3 C4 D1 D2 FP1 FP2 FP3 Further AS Paper 1 Further AS Paper 2 Discrete Further AS Paper 2 Mechanics Further AS Paper 2 Statistics Further Paper 1 Further Paper 2 Further Paper 3 Discrete Further Paper 3 Mechanics Further Paper 3 Statistics M1 M2 M3 Paper 1 Paper 2 Paper 3 S1 S2 S3 CAIE FP1 FP2 Further Paper 1 Further Paper 2 Further Paper 3 Further Paper 4 M1 M2 P1 P2 P3 S1 S2 Edexcel AEA AS Paper 1 AS Paper 2 C1 C12 C2 C3 C34 C4 CP AS CP1 CP2 D1 D2 F1 F2 F3 FD1 FD1 AS FD2 FD2 AS FM1 FM1 AS FM2 FM2 AS FP1 FP1 AS FP2 FP2 AS FP3 FS1 FS1 AS FS2 FS2 AS M1 M2 M3 M4 M5 P1 P2 P3 P4 PMT Mocks PURE Paper 1 Paper 2 Paper 3 S1 S2 S3 S4 OCR AS Pure C1 C2 C3 C4 D1 D2 FD1 AS FM1 AS FP1 FP1 AS FP2 FP3 FS1 AS Further Additional Pure Further Additional Pure AS Further Discrete Further Discrete AS Further Mechanics Further Mechanics AS Further Pure Core 1 Further Pure Core 2 Further Pure Core AS Further Statistics Further Statistics AS H240/01 H240/02 H240/03 M1 M2 M3 M4 PURE S1 S2 S3 S4 OCR MEI AS Paper 1 AS Paper 2 C1 C2 C3 C4 D1 D2 FP1 FP2 FP3 Further Extra Pure Further Mechanics A AS Further Mechanics B AS Further Mechanics Major Further Mechanics Minor Further Numerical Methods Further Pure Core Further Pure Core AS Further Pure with Technology Further Statistics A AS Further Statistics B AS Further Statistics Major Further Statistics Minor M1 M2 M3 M4 Paper 1 Paper 2 Paper 3 S1 S2 S3 S4 Pre-U Pre-U 9794/1 Pre-U 9794/2 Pre-U 9794/3 Pre-U 9795 Pre-U 9795/1 Pre-U 9795/2 WJEC Further Unit 1 Further Unit 2 Further Unit 3 Further Unit 4 Further Unit 5 Further Unit 6 Unit 1 Unit 2 Unit 3 Unit 4
CAIE P1 2024 November Q1
3 marks Easy -1.2
An arithmetic progression has fourth term 15 and eighth term 25. Find the 30th term of the progression. [3]
CAIE P1 2024 November Q2
2 marks Challenging +1.2
Find the exact solution of the equation $$\cos\frac{x}{6} + \tan 2x + \frac{\sqrt{3}}{2} = 0 \text{ for } -\frac{1}{4}\pi < x < \frac{1}{4}\pi.$$ [2]
CAIE P1 2024 November Q3
6 marks Moderate -0.8
  1. Find the coefficients of \(x^3\) and \(x^4\) in the expansion of \((3 - ax)^5\), where \(a\) is a constant. Give your answers in terms of \(a\). [3]
  2. Given that the coefficient of \(x^4\) in the expansion of \((ax + 7)(3 - ax)^5\) is 240, find the positive value of \(a\). [3]
CAIE P1 2024 November Q4
4 marks Moderate -0.3
Solve the equation \(4\sin^4\theta + 12\sin^2\theta - 7 = 0\) for \(0° \leqslant \theta \leqslant 360°\). [4]
CAIE P1 2024 November Q5
8 marks Standard +0.3
\includegraphics{figure_5} In the diagram, the graph with equation \(y = \text{f}(x)\) is shown with solid lines and the graph with equation \(y = \text{g}(x)\) is shown with broken lines.
  1. Describe fully a sequence of three transformations which transforms the graph of \(y = \text{f}(x)\) to the graph of \(y = \text{g}(x)\). [6]
  2. Find an expression for g(x) in the form \(af(bx + c)\), where \(a\), \(b\) and \(c\) are integers. [2]
CAIE P1 2024 November Q6
5 marks Standard +0.3
The first term of a convergent geometric progression is 10. The sum of the first 4 terms of the progression is \(p\) and the sum of the first 8 terms of the progression is \(q\). It is given that \(\frac{q}{p} = \frac{17}{16}\). Find the two possible values of the sum to infinity. [5]
CAIE P1 2024 November Q7
10 marks Standard +0.3
\includegraphics{figure_7} The diagram shows a metal plate \(ABCDEF\) consisting of five parts. The parts \(BCD\) and \(DEF\) are semicircles. The part \(BAFO\) is a sector of a circle with centre \(O\) and radius 20 cm, and \(D\) lies on this circle. The parts \(OBD\) and \(ODF\) are triangles. Angles \(BOD\) and \(DOF\) are both \(\theta\) radians.
  1. Given that \(\theta = 1.2\), find the area of the metal plate. Give your answer correct to 3 significant figures. [5]
  2. Given instead that the area of each semicircle is \(50\pi \text{ cm}^2\), find the exact perimeter of the metal plate. [5]
CAIE P1 2024 November Q8
9 marks Moderate -0.3
  1. Express \(3x^2 - 12x + 14\) in the form \(3(x + a)^2 + b\), where \(a\) and \(b\) are constants to be found. [2]
The function f(x) = \(3x^2 - 12x + 14\) is defined for \(x \geqslant k\), where \(k\) is a constant.
  1. Find the least value of \(k\) for which the function \(\text{f}^{-1}\) exists. [1]
For the rest of this question, you should assume that \(k\) has the value found in part (b).
  1. Find an expression for \(\text{f}^{-1}(x)\). [3]
  2. Hence or otherwise solve the equation \(\text{f f}(x) = 29\). [3]
CAIE P1 2024 November Q9
7 marks Moderate -0.3
\includegraphics{figure_9} The diagram shows the curves with equations \(y = x^3 - 3x + 3\) and \(y = 2x^3 - 4x^2 + 3\).
  1. Find the \(x\)-coordinates of the points of intersection of the curves. [3]
  2. Find the area of the shaded region. [4]
CAIE P1 2024 November Q10
9 marks Standard +0.3
Points \(A\) and \(B\) have coordinates \((4, 3)\) and \((8, -5)\) respectively. A circle with radius 10 passes through the points \(A\) and \(B\).
  1. Show that the centre of the circle lies on the line \(y = \frac{1}{2}x - 4\). [4]
  2. Find the two possible equations of the circle. [5]
CAIE P1 2024 November Q11
12 marks Standard +0.3
The equation of a curve is \(y = kx^{\frac{1}{2}} - 4x^2 + 2\), where \(k\) is a constant.
  1. Find \(\frac{\text{d}y}{\text{d}x}\) and \(\frac{\text{d}^2y}{\text{d}x^2}\) in terms of \(k\). [2]
  2. It is given that \(k = 2\). Find the coordinates of the stationary point and determine its nature. [4]
  3. Points \(A\) and \(B\) on the curve have \(x\)-coordinates 0.25 and 1 respectively. For a different value of \(k\), the tangents to the curve at the points \(A\) and \(B\) meet at a point with \(x\)-coordinate 0.6. Find this value of \(k\). [6]
CAIE P1 2010 June Q1
4 marks Moderate -0.8
  1. Show that the equation $$3(2\sin x - \cos x) = 2(\sin x - 3\cos x)$$ can be written in the form \(\tan x = -\frac{4}{5}\). [2]
  2. Solve the equation \(3(2\sin x - \cos x) = 2(\sin x - 3\cos x)\), for \(0° \leq x \leq 360°\). [2]
CAIE P1 2010 June Q2
4 marks Moderate -0.3
\includegraphics{figure_2} The diagram shows part of the curve \(y = \frac{a}{x}\), where \(a\) is a positive constant. Given that the volume obtained when the shaded region is rotated through \(360°\) about the \(x\)-axis is \(24\pi\), find the value of \(a\). [4]
CAIE P1 2010 June Q3
5 marks Moderate -0.3
The functions f and g are defined for \(x \in \mathbb{R}\) by $$f : x \mapsto 4x - 2x^2,$$ $$g : x \mapsto 5x + 3.$$
  1. Find the range of f. [2]
  2. Find the value of the constant \(k\) for which the equation \(gf(x) = k\) has equal roots. [3]
CAIE P1 2010 June Q4
6 marks Moderate -0.3
\includegraphics{figure_4} In the diagram, \(A\) is the point \((-1, 3)\) and \(B\) is the point \((3, 1)\). The line \(L_1\) passes through \(A\) and is parallel to \(OB\). The line \(L_2\) passes through \(B\) and is perpendicular to \(AB\). The lines \(L_1\) and \(L_2\) meet at \(C\). Find the coordinates of \(C\). [6]
CAIE P1 2010 June Q5
6 marks Moderate -0.8
Relative to an origin \(O\), the position vectors of the points \(A\) and \(B\) are given by $$\overrightarrow{OA} = \begin{pmatrix} -2 \\ 3 \\ 1 \end{pmatrix} \text{ and } \overrightarrow{OB} = \begin{pmatrix} 4 \\ 1 \\ p \end{pmatrix}$$
  1. Find the value of \(p\) for which \(\overrightarrow{OA}\) is perpendicular to \(\overrightarrow{OB}\). [2]
  2. Find the values of \(p\) for which the magnitude of \(\overrightarrow{AB}\) is 7. [4]
CAIE P1 2010 June Q6
7 marks Moderate -0.8
  1. Find the first 3 terms in the expansion of \((1 + ax)^4\) in ascending powers of \(x\). [2]
  2. Given that there is no term in \(x\) in the expansion of \((1 - 2x)(1 + ax)^5\), find the value of the constant \(a\). [2]
  3. For this value of \(a\), find the coefficient of \(x^2\) in the expansion of \((1 - 2x)(1 + ax)^5\). [3]
CAIE P1 2010 June Q7
8 marks Moderate -0.8
  1. Find the sum of all the multiples of 5 between 100 and 300 inclusive. [3]
  2. A geometric progression has a common ratio of \(-\frac{2}{3}\) and the sum of the first 3 terms is 35. Find
    1. the first term of the progression, [3]
    2. the sum to infinity. [2]
CAIE P1 2010 June Q8
8 marks Moderate -0.3
A solid rectangular block has a square base of side \(x\) cm. The height of the block is \(h\) cm and the total surface area of the block is \(96\) cm\(^2\).
  1. Express \(h\) in terms of \(x\) and show that the volume, \(V\) cm\(^3\), of the block is given by $$V = 24x - \frac{1}{2}x^3.$$ [3]
Given that \(x\) can vary,
  1. find the stationary value of \(V\), [3]
  2. determine whether this stationary value is a maximum or a minimum. [2]
CAIE P1 2010 June Q9
8 marks Standard +0.3
\includegraphics{figure_9} The diagram shows the curve \(y = (x - 2)^2\) and the line \(y + 2x = 7\), which intersect at points \(A\) and \(B\). Find the area of the shaded region. [8]
CAIE P1 2010 June Q10
9 marks Moderate -0.3
The equation of a curve is \(y = \frac{1}{6}(2x - 3)^3 - 4x\).
  1. Find \(\frac{dy}{dx}\). [3]
  2. Find the equation of the tangent to the curve at the point where the curve intersects the \(y\)-axis. [3]
  3. Find the set of values of \(x\) for which \(\frac{1}{6}(2x - 3)^3 - 4x\) is an increasing function of \(x\). [3]
CAIE P1 2010 June Q11
10 marks Moderate -0.3
The function \(f : x \mapsto 4 - 3\sin x\) is defined for the domain \(0 \leq x < 2\pi\).
  1. Solve the equation \(f(x) = 2\). [3]
  2. Sketch the graph of \(y = f(x)\). [2]
  3. Find the set of values of \(k\) for which the equation \(f(x) = k\) has no solution. [2]
The function \(g : x \mapsto 4 - 3\sin x\) is defined for the domain \(\frac{1}{2}\pi \leq x \leq A\).
  1. State the largest value of \(A\) for which \(g\) has an inverse. [1]
  2. For this value of \(A\), find the value of \(g^{-1}(3)\). [2]
CAIE P1 2011 June Q1
3 marks Easy -1.2
Find \(\int \left(x^3 + \frac{1}{x^3}\right) \mathrm{d}x\). [3]
CAIE P1 2011 June Q2
5 marks Moderate -0.8
  1. Find the terms in \(x^2\) and \(x^3\) in the expansion of \(\left(1 - \frac{3}{2}x\right)^6\). [3]
  2. Given that there is no term in \(x^3\) in the expansion of \((k + 2x)\left(1 - \frac{3}{2}x\right)^6\), find the value of the constant \(k\). [2]
CAIE P1 2011 June Q3
5 marks Moderate -0.8
The equation \(x^2 + px + q = 0\), where \(p\) and \(q\) are constants, has roots \(-3\) and \(5\).
  1. Find the values of \(p\) and \(q\). [2]
  2. Using these values of \(p\) and \(q\), find the value of the constant \(r\) for which the equation \(x^2 + px + q + r = 0\) has equal roots. [3]