Questions — AQA Further Paper 1 (97 questions)

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AQA Further Paper 1 2021 June Q11
11
  1. Find the acute angle between the lines \(L _ { 1 }\) and \(L _ { 2 }\), giving your answer to the nearest \(0.1 ^ { \circ }\)
    11
  2. The lines \(L _ { 1 }\) and \(L _ { 2 }\) lie in the plane \(\Pi _ { 1 }\)
    11
    1. Find the equation of \(\Pi _ { 1 }\), giving your answer in the form r.n \(= d\)
      11
  3. (ii) Hence find the shortest distance of the plane \(\Pi _ { 1 }\) from the origin. 11
  4. The points \(A ( 4 , - 1 , - 1 ) , B ( 1,5 , - 7 )\) and \(C ( 3,4 , - 8 )\) lie in the plane \(\Pi _ { 2 }\)
    Find the angle between the planes \(\Pi _ { 1 }\) and \(\Pi _ { 2 }\), giving your answer to the nearest \(0.1 ^ { \circ }\)
AQA Further Paper 1 2021 June Q12
4 marks
12 The matrix \(\mathbf { A } = \left[ \begin{array} { c c c } 1 & 5 & 3
4 & - 2 & p
8 & 5 & - 11 \end{array} \right]\), where \(p\) is a constant.
12
  1. Given that \(\mathbf { A }\) is a non-singular matrix, find \(\mathbf { A } ^ { - 1 }\) in terms of \(p\).
    State any restrictions on the value of \(p\).
    12
  2. The equations below represent three planes. $$\begin{aligned} x + 5 y + 3 z & = 5
    4 x - 2 y + p z & = 24
    8 x + 5 y - 11 z & = - 30 \end{aligned}$$ 12
    1. Find, in terms of \(p\), the coordinates of the point of intersection of the three planes.
      [0pt] [4 marks]
      12
  3. (ii) In the case where \(p = 2\), show that the planes are mutually perpendicular.
AQA Further Paper 1 2021 June Q13
13
The transformation S is represented by the matrix \(\left[ \begin{array} { l l } 3 & 0
0 & 1 \end{array} \right]\)
The transformation T is a translation by the vector \(\left[ \begin{array} { c } 0
- 5 \end{array} \right]\)
Kamla transforms the graphs of various functions by applying first S , then T .
Leo says that, for some graphs, Kamla would get a different result if she applied first \(T\), then \(S\). Kamla disagrees.
State who is correct.
Fully justify your answer.
AQA Further Paper 1 2021 June Q14
14 The hyperbola \(H\) has equation \(y ^ { 2 } - x ^ { 2 } = 16\) The circle \(C\) has equation \(x ^ { 2 } + y ^ { 2 } = 32\)
The diagram below shows part of the graph of \(H\) and part of the graph of \(C\).
\includegraphics[max width=\textwidth, alt={}, center]{8f7a5fc0-6936-4aed-a173-e221bf86e4fd-22_825_716_539_662} Show that the shaded region in the first quadrant enclosed by \(H , C\), the \(x\)-axis and the \(y\)-axis has area $$\frac { 16 \pi } { 3 } + 8 \ln \left( \frac { \sqrt { 2 } + \sqrt { 6 } } { 2 } \right)$$
AQA Further Paper 1 2021 June Q15
15 In this question use \(g = 9.8 \mathrm {~m} \mathrm {~s} ^ { - 2 }\) A particle \(P\) of mass \(m\) is attached to two light elastic strings, \(A P\) and \(B P\).
The other ends of the strings, \(A\) and \(B\), are attached to fixed points which are 4 metres apart on a rough horizontal surface at the bottom of a container. The coefficient of friction between \(P\) and the surface is 0.68
  • When the extension of string \(A P\) is \(e _ { A }\) metres, the tension in \(A P\) is \(24 m e _ { A }\)
  • When the extension of string \(B P\) is \(e _ { B }\) metres, the tension in \(B P\) is \(10 m e _ { B }\)
  • The natural length of string \(A P\) is 1 metre
  • The natural length of string \(B P\) is 1.3 metres
    \includegraphics[max width=\textwidth, alt={}, center]{8f7a5fc0-6936-4aed-a173-e221bf86e4fd-24_92_1082_1030_479}
15
  1. Show that when \(A P = 1.5\) metres, the tension in \(A P\) is equal to the tension in \(B P\).
    15
  2. \(\quad P\) is held at the point between \(A\) and \(B\) where \(A P = 1.9\) metres, and then released from rest. At time \(t\) seconds after \(P\) is released, \(A P = ( 1.5 + x )\) metres.
    \includegraphics[max width=\textwidth, alt={}, center]{8f7a5fc0-6936-4aed-a173-e221bf86e4fd-25_140_1068_493_484} Show that when \(P\) is moving towards \(A\), $$\frac { \mathrm { d } ^ { 2 } x } { \mathrm {~d} t ^ { 2 } } + 34 x = 6.664$$ 15
  3. The container is then filled with oil, and \(P\) is again released from rest at the point between \(A\) and \(B\) where \(A P = 1.9\) metres. At time \(t\) seconds after \(P\) is released, the oil causes a resistive force of magnitude \(10 m v\) newtons to act on the particle, where \(v \mathrm {~m} \mathrm {~s} ^ { - 1 }\) is the speed of the particle. Find \(x\) in terms of \(t\) when \(P\) is moving towards \(A\).
    \includegraphics[max width=\textwidth, alt={}, center]{8f7a5fc0-6936-4aed-a173-e221bf86e4fd-27_2492_1721_217_150}
    \includegraphics[max width=\textwidth, alt={}]{8f7a5fc0-6936-4aed-a173-e221bf86e4fd-32_2486_1719_221_150}
AQA Further Paper 1 2022 June Q1
1 marks
1 The displacement of a particle from its equilibrium position is \(x\) metres at time \(t\) seconds. The motion of the particle obeys the differential equation $$\frac { \mathrm { d } ^ { 2 } x } { \mathrm {~d} t ^ { 2 } } = - 9 x$$ Calculate the period of its motion in seconds.
Circle your answer.
[0pt] [1 mark]
\(\frac { \pi } { 9 }\)
\(\frac { 2 \pi } { 9 }\)
\(\frac { \pi } { 3 }\)
\(\frac { 2 \pi } { 3 }\)
AQA Further Paper 1 2022 June Q2
2 Simplify $$\frac { \cos \left( \frac { 6 \pi } { 13 } \right) + i \sin \left( \frac { 6 \pi } { 13 } \right) } { \cos \left( \frac { 2 \pi } { 13 } \right) - i \sin \left( \frac { 2 \pi } { 13 } \right) }$$ Tick ( \(\checkmark\) ) one box. $$\begin{array} { l l } \cos \left( \frac { 8 \pi } { 13 } \right) + i \sin \left( \frac { 8 \pi } { 13 } \right) & \square
\cos \left( \frac { 8 \pi } { 13 } \right) - i \sin \left( \frac { 8 \pi } { 13 } \right) & \square
\cos \left( \frac { 4 \pi } { 13 } \right) + i \sin \left( \frac { 4 \pi } { 13 } \right) & \square
\cos \left( \frac { 4 \pi } { 13 } \right) - i \sin \left( \frac { 4 \pi } { 13 } \right) & \square \end{array}$$
AQA Further Paper 1 2022 June Q4
1 marks
4 The vector \(\mathbf { v }\) is an eigenvector of the matrix \(\mathbf { N }\) with corresponding eigenvalue 4
The vector \(\mathbf { v }\) is also an eigenvector of the matrix \(\mathbf { M }\) with corresponding eigenvalue 3
Given that $$\mathbf { N M } ^ { 2 } \mathbf { v } = \lambda \mathbf { v }$$ find the value of \(\lambda\)
Circle your answer.
[0pt] [1 mark]
102436144
AQA Further Paper 1 2022 June Q5
5 It is given that \(z = - \frac { 3 } { 2 } + \mathrm { i } \frac { \sqrt { 11 } } { 2 }\) is a root of the equation $$z ^ { 4 } - 3 z ^ { 3 } - 5 z ^ { 2 } + k z + 40 = 0$$ where \(k\) is a real number.
5
  1. Find the other three roots.
    5
  2. Given that \(x \in \mathbb { R }\), solve $$x ^ { 4 } - 3 x ^ { 3 } - 5 x ^ { 2 } + k x + 40 < 0$$
AQA Further Paper 1 2022 June Q6
6
  1. Given that \(| x | < 1\), prove that $$\tanh ^ { - 1 } x = \frac { 1 } { 2 } \ln \left( \frac { 1 + x } { 1 - x } \right)$$ 6
  2. Solve the equation $$20 \operatorname { sech } ^ { 2 } x - 11 \tanh x = 16$$ Give your answer in logarithmic form.
    \(7 \quad\) The matrix \(\mathbf { M }\) is defined as $$\mathbf { M } = \left[ \begin{array} { c c c } 1 & 7 & - 3
    3 & 6 & k + 1
    1 & 3 & 2 \end{array} \right]$$ where \(k\) is a constant.
AQA Further Paper 1 2022 June Q7
7
    1. Given that \(\mathbf { M }\) is a non-singular matrix, find \(\mathbf { M } ^ { - 1 }\) in terms of \(k\)
      7
  1. (ii) State any restrictions on the value of \(k\) 7
  2. Using your answer to part (a)(i), solve $$\begin{array} { r } x + 7 y - 3 z = 6
    3 x + 6 y + 6 z = 3
    x + 3 y + 2 z = 1 \end{array}$$
AQA Further Paper 1 2022 June Q8
8
  1. The complex number \(w\) is such that $$\arg ( w + 2 \mathrm { i } ) = \tan ^ { - 1 } \frac { 1 } { 2 }$$ It is given that \(w = x + \mathrm { i } y\), where \(x\) and \(y\) are real and \(x > 0\)
    Find an equation for \(y\) in terms of \(x\)
    8
  2. The complex number \(z\) satisfies both $$- \frac { \pi } { 2 } \leq \arg ( z + 2 \mathrm { i } ) \leq \tan ^ { - 1 } \frac { 1 } { 2 } \quad \text { and } \quad | z - 2 + 3 \mathrm { i } | \leq 2$$ The region \(R\) is the locus of \(z\)
    Sketch the region \(R\) on the Argand diagram below.
    \includegraphics[max width=\textwidth, alt={}, center]{a889963c-266c-497e-b7fc-99a249ba9e58-10_1015_1020_1683_511} 8
  3. \(\quad z _ { 1 }\) is the point in \(R\) at which \(| z |\) is minimum. 8
    1. Calculate the exact value of \(\left| z _ { 1 } \right|\)
      8
  4. (ii) Express \(z _ { 1 }\) in the form \(a + \mathrm { i } b\), where \(a\) and \(b\) are real.
AQA Further Paper 1 2022 June Q9
4 marks
9 Roberto is solving this mathematics problem: The curve \(C _ { 1 }\) has polar equation $$r ^ { 2 } = 9 \sin 2 \theta$$ for all possible values of \(\theta\)
Find the area enclosed by \(C _ { 1 }\) Roberto's solution is as follows: $$\begin{aligned} A & = \frac { 1 } { 2 } \int _ { - \pi } ^ { \pi } 9 \sin 2 \theta \mathrm {~d} \theta
& = \left[ - \frac { 9 } { 4 } \cos 2 \theta \right] _ { - \pi } ^ { \pi }
& = 0 \end{aligned}$$ 9
  1. \(\quad\) Sketch the curve \(C _ { 1 }\) 9
  2. Explain what Roberto has done wrong.
    9
  3. \(\quad\) Find the area enclosed by \(C _ { 1 }\)
    9
  4. \(\quad P\) and \(Q\) are distinct points on \(C _ { 1 }\) for which \(r\) is a maximum. \(P\) is above the initial line. Find the polar coordinates of \(P\) and \(Q\)
    9
  5. The matrix \(\mathbf { M } = \left[ \begin{array} { l l } 1 & 2
    0 & 1 \end{array} \right]\) represents the transformation T T maps \(C _ { 1 }\) onto a curve \(C _ { 2 }\)
    9
    1. T maps \(P\) onto the point \(P ^ { \prime }\)
      Find the polar coordinates of \(P ^ { \prime }\)
      [0pt] [4 marks]
      9
  6. (ii) Find the area enclosed by \(C _ { 2 }\) Fully justify your answer.
AQA Further Paper 1 2022 June Q10
10 In this question all measurements are in centimetres. A small, thin laser pen is set up with one end at \(A ( 7,2 , - 3 )\) and the other end at \(B ( 9 , - 3 , - 2 )\) A laser beam travels from \(A\) to \(B\) and continues in a straight line towards a large thin sheet of glass. The sheet of glass lies within a plane \(\Pi _ { 1 }\) which is modelled by the equation $$4 x + p y + 5 z = 9$$ where \(p\) is an integer.
10
  1. The laser beam hits \(\Pi _ { 1 }\) at an acute angle \(\alpha\), where \(\sin \alpha = \frac { \sqrt { 15 } } { 75 }\)
    Find the value of \(p\)
    10
  2. A second large sheet of glass lies on the other side of \(\Pi _ { 1 }\) This second sheet lies within a plane \(\Pi _ { 2 }\) which is modelled by the equation $$4 x + p y + 5 z = - 5$$ Calculate the distance between the sheets of glass.
    10
  3. The point \(A ( 7,2 , - 3 )\) is reflected in \(\Pi _ { 1 }\)
    Find the coordinates of the image of \(A\) after reflection in \(\Pi _ { 1 }\)
AQA Further Paper 1 2022 June Q11
11 In this question use \(g\) as \(10 \mathrm {~m \mathrm {~s} ^ { - 2 }\)} A smooth plane is inclined at \(30 ^ { \circ }\) to the horizontal.
The fixed points \(A\) and \(B\) are 3.6 metres apart on the line of greatest slope of the plane, with \(A\) higher than \(B\) A particle \(P\) of mass 0.32 kg is attached to one end of each of two light elastic strings. The other ends of these strings are attached to the points \(A\) and \(B\) respectively. The particle \(P\) moves on a straight line that passes through \(A\) and \(B\)
\includegraphics[max width=\textwidth, alt={}, center]{a889963c-266c-497e-b7fc-99a249ba9e58-18_417_709_774_669} The natural length of the string \(A P\) is 1.4 metres.
When the extension of the string \(A P\) is \(e _ { A }\) metres, the tension in the string \(A P\) is \(7 e _ { A }\) newtons.
The natural length of the string \(B P\) is 1 metre.
When the extension of the string \(B P\) is \(e _ { B }\) metres, the tension in the string \(B P\) is \(9 e _ { B }\) newtons. The particle \(P\) is held at the point between \(A\) and \(B\) which is 0.2 metres from its equilibrium position and lower than its equilibrium position.
The particle \(P\) is then released from rest.
At time \(t\) seconds after \(P\) is released, its displacement towards \(B\) from its equilibrium position is \(x\) metres. 11
  1. Show that during the subsequent motion the object satisfies the equation $$\ddot { x } + 50 x = 0$$ Fully justify your answer. 11
  2. The experiment is repeated in a large tank of oil.
    During the motion the oil causes a resistive force of \(k v\) newtons to act on the particle, where \(v \mathrm {~m} \mathrm {~s} ^ { - 1 }\) is the speed of the particle. The oil causes critical damping to occur.
    11
    1. Show that \(k = \frac { 16 \sqrt { 2 } } { 5 }\)
      11
  3. (ii) Find \(x\) in terms of \(t\), giving your answer in exact form.
    11
  4. (iii) Calculate the maximum speed of the particle.
AQA Further Paper 1 2022 June Q12
4 marks
12 The Argand diagram shows the solutions to the equation \(z ^ { 5 } = 1\)
\includegraphics[max width=\textwidth, alt={}, center]{a889963c-266c-497e-b7fc-99a249ba9e58-22_1079_995_354_520} 12
  1. Solve the equation $$z ^ { 5 } = 1$$ giving your answers in the form \(z = \cos \theta + \mathrm { i } \sin \theta\), where \(0 \leq \theta < 2 \pi\)
    [0pt] [2 marks] 12
  2. Explain why the points on an Argand diagram which represent the solutions found in part (a) are the vertices of a regular pentagon.
    [0pt] [2 marks]
    \includegraphics[max width=\textwidth, alt={}]{a889963c-266c-497e-b7fc-99a249ba9e58-23_2484_1726_219_141}
    12
  3. The Argand diagram on page 22 is repeated below.
    \includegraphics[max width=\textwidth, alt={}, center]{a889963c-266c-497e-b7fc-99a249ba9e58-24_1079_1000_354_520} Explain, with reference to the Argand diagram, why the expression $$16 c ^ { 5 } - 20 c ^ { 3 } + 5 c - 1$$ has a repeated quadratic factor.
    12
  4. \(O\) is the centre of a regular pentagon \(A B C D E\) such that \(O A = O B = O C = O D =\) \(O E = 1\) unit.
    The distance from \(O\) to \(A B\) is \(h\)
    By solving the equation \(16 c ^ { 5 } - 20 c ^ { 3 } + 5 c - 1 = 0\), show that $$h = \frac { \sqrt { 5 } + 1 } { 4 }$$ \includegraphics[max width=\textwidth, alt={}, center]{a889963c-266c-497e-b7fc-99a249ba9e58-26_2492_1721_217_150}
AQA Further Paper 1 2023 June Q1
1 Find the number of solutions of the equation \(\tanh x = \cosh x\)
Circle your answer.
0
1
AQA Further Paper 1 2023 June Q2
1 marks
2
3 2 The diagram below shows a locus on an Argand diagram.
\includegraphics[max width=\textwidth, alt={}, center]{a9f88195-e545-43f2-a13a-6459d14e1cda-02_855_962_1085_539} Which of the equations below represents the locus shown above?
Circle your answer.
[0pt] [1 mark]
\(| z - 2 + 3 \mathrm { i } | = 2\)
\(| z + 2 - 3 \mathrm { i } | = 2\)
\(| z - 2 + 3 \mathrm { i } | = 4\)
\(| z + 2 - 3 \mathrm { i } | = 4\)
AQA Further Paper 1 2023 June Q3
3 The matrix \(\mathbf { A } = \left[ \begin{array} { l l } 1 & 2
0 & 1 \end{array} \right]\) represents a transformation.
Which one of the points below is an invariant point under this transformation?
Circle your answer.
\(( 1,1 )\)
\(( 0,2 )\)
\(( 3,0 )\)
\(( 2,1 )\)
AQA Further Paper 1 2023 June Q4
4 The solution of a second order differential equation is \(\mathrm { f } ( t )\)
The differential equation models heavy damping.
Which one of the statements below could be true?
Tick ( \(\checkmark\) ) one box. $$\begin{aligned} & \mathrm { f } ( t ) = 2 \mathrm { e } ^ { - t } \cos ( 3 t ) + 5 \mathrm { e } ^ { - t } \sin ( 3 t )
& \mathrm { f } ( t ) = 3 \mathrm { e } ^ { - t } + 4 t \mathrm { e } ^ { - t }
& \mathrm { f } ( t ) = 7 \mathrm { e } ^ { - t } + 2 \mathrm { e } ^ { - 2 t }
& \mathrm { f } ( t ) = 8 \mathrm { e } ^ { - t } \cos ( 3 t - 0.1 ) \end{aligned}$$ □


AQA Further Paper 1 2023 June Q5
5 The function f is defined by $$f ( r ) = 2 ^ { r } ( r - 2 ) \quad ( r \in \mathbb { Z } )$$ 5
  1. Show that $$\mathrm { f } ( r + 1 ) - \mathrm { f } ( r ) = r 2 ^ { r }$$ 5
  2. Use the method of differences to show that $$\sum _ { r = 1 } ^ { n } r 2 ^ { r } = 2 ^ { n + 1 } ( n - 1 ) + 2$$
AQA Further Paper 1 2023 June Q6
6 The matrix \(\mathbf { M }\) is given by $$\mathbf { M } = \frac { 1 } { 10 } \left[ \begin{array} { c c c } a & a & - 6
0 & 10 & 0
9 & 14 & - 13 \end{array} \right]$$ where \(a\) is a real number. The vectors \(\mathbf { v } _ { 1 } , \mathbf { v } _ { 2 }\), and \(\mathbf { v } _ { 3 }\) are eigenvectors of \(\mathbf { M }\)
The corresponding eigenvalues are \(\lambda _ { 1 } , \lambda _ { 2 }\), and \(\lambda _ { 3 }\) respectively.
It is given that \(\lambda _ { 2 } = 1\) and \(\mathbf { v } _ { 1 } = \left[ \begin{array} { l } 1
0
3 \end{array} \right] , \mathbf { v } _ { 2 } = \left[ \begin{array} { l } 1
1
1 \end{array} \right]\) and \(\mathbf { v } _ { 3 } = \left[ \begin{array} { l } c
0
1 \end{array} \right]\),
where \(c\) is an integer. 6
    1. Find the value of \(\lambda _ { 1 }\)
      6
  1. (ii) Find the value of \(a\)
    6
  2. Find the integer \(c\) and the value of \(\lambda _ { 3 }\)
    6
  3. Find matrices \(\mathbf { U } , \mathbf { D }\) and \(\mathbf { U } ^ { - 1 }\), such that \(\mathbf { D }\) is diagonal and \(\mathbf { M } = \mathbf { U D U } ^ { - 1 }\)
AQA Further Paper 1 2023 June Q7
7 The function f is defined by $$f ( x ) = \left| \sin x + \frac { 1 } { 2 } \right| \quad ( 0 \leq x \leq 2 \pi )$$ Find the set of values of \(x\) for which $$f ( x ) \geq \frac { 1 } { 2 }$$ Give your answer in set notation.
AQA Further Paper 1 2023 June Q8
8 The function g is defined by $$\mathrm { g } ( x ) = \mathrm { e } ^ { \sin x } \quad ( 0 \leq x \leq 2 \pi )$$ The diagram below shows the graph of \(y = \mathrm { g } ( x )\)
\includegraphics[max width=\textwidth, alt={}, center]{a9f88195-e545-43f2-a13a-6459d14e1cda-09_369_593_548_721} 8
  1. Find the \(x\)-coordinate of each of the stationary points of the graph of \(y = \mathrm { g } ( x )\), giving your answers in exact form. 8
  2. Use Simpson's rule with 3 ordinates to estimate $$\int _ { 0 } ^ { \pi } g ( x ) d x$$ giving your answer to two decimal places.
    8
  3. Explain how Simpson's rule could be used to find a more accurate estimate of the integral in part (b).
AQA Further Paper 1 2023 June Q9
9 The position vectors of the points \(A , B\) and \(C\) are $$\begin{aligned} & \mathbf { a } = 2 \mathbf { i } + \mathbf { j } + 2 \mathbf { k }
& \mathbf { b } = - \mathbf { i } - 8 \mathbf { j } + 2 \mathbf { k }
& \mathbf { c } = - 2 \mathbf { j } \end{aligned}$$ respectively.
9
  1. Find the area of the triangle \(A B C\)
    9
  2. The points \(A , B\) and \(C\) all lie in the plane \(\Pi\) Find an equation of the plane \(\Pi\), in the form \(\mathbf { r } \cdot \mathbf { n } = d\)
    \(\mathbf { 9 ( c ) } \quad\) The point \(P\) has position vector \(\mathbf { p } = \mathbf { i } + 4 \mathbf { j } + 2 \mathbf { k }\)
    Find the exact distance of \(P\) from \(\Pi\)