CAPE Pure Mathematics Unit 1 · May/June 2013 · 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.
- Q11 mark · multiple choice
\sqrt{8} + \sqrt{32} - \sqrt{162}can be simplified as - Q21 mark · multiple choiceIf
pandqare positive integers such thatp < q, then which of the following statements is/are correct? I.-p > -qII.p^2 > pqIII.p - 1 < q - 1 - Q31 mark · multiple choiceTwo roots of the cubic equation
2x^3 + 3x^2 - 5x - 6are-1and-2. The THIRD root is - Q41 mark · multiple choiceRationalising
\frac{\sqrt{2}-1}{\sqrt{2}+1}gives - Q51 mark · multiple choiceIf a remainder of
7is obtained whenx^3 - 3x + kis divided byx - 3, thenkequals - Q61 mark · multiple choiceWhich of the following are factors of
4x^4 + 8x^3 - 2x^2 - 6x - 4? I.x + 1II.x - 1III.x + 2IV.x - 2 - Q71 mark · multiple choice
a^5 - b^5 = - Q81 mark · multiple choiceWhich of the following mapping diagrams does NOT represent a function?
- Q91 mark · multiple choiceIf
g(x)is the inverse off(x)then the correct diagram is - Q101 mark · multiple choiceWhich of the following is true if
\alpha,\betaand\gammaare roots of the cubic equation3x^3 - 4x^2 - 7x - 10 = 0? - Q111 mark · multiple choiceThe annual growth,
g(x), (in thousands) of the population overxyears is represented byg(x) = 2^x. Over how many years will an annual growth of32thousand be achieved? - Q121 mark · multiple choice
\log 15 - \log 6 + \frac{1}{2}\log\frac{4}{25} = - Q131 mark · multiple choiceThe values of
xthat satisfy the inequality|2x - a| > |x|,a > 0, are - Q141 mark · multiple choiceThe statement
p \lor \sim pis a - Q151 mark · multiple choiceThe statement
\sim(p \lor (\sim p \land q))is logically equivalent to - Q161 mark · multiple choiceA vector equation is given as
s\begin{pmatrix} -2 \\ 1 \end{pmatrix} + t\begin{pmatrix} 1 \\ 1 \end{pmatrix} = \begin{pmatrix} -5 \\ 1 \end{pmatrix}. The values ofsandtare, respectively - Q171 mark · multiple choice
\sin(30^\circ - A)is equal to - Q181 mark · multiple choice
2\sin\theta\cos\phiis equivalent to - Q191 mark · multiple choiceThe equation of the circle whose centre has coordinates
(4, 1)and whose radius is7units is - Q201 mark · multiple choiceIf
\betais an acute angle and\cos\beta = \frac{5}{13}, then\sec\beta = - Q211 mark · multiple choiceThe point
(2, 3)is at one end of a diameter of the circle whose equation isx^2 + y^2 - 10x + 2y + 1 = 0.The coordinates of the other end of the diameter are - Q221 mark · multiple choiceThe value of
\sin\left(\frac{\pi}{2} + p\right)is - Q231 mark · multiple choiceWhat value of
\theta,0 \le \theta \le \pi, satisfies the equation2\cos^2\theta + 3\cos\theta - 2 = 0? - Q241 mark · multiple choiceWith respect to an origin
O,Ahas coordinates(3, -2). The position vector of3\,\vec{OA}is - Q251 mark · multiple choiceThe expression
\sin 6A + \sin 4Amay be written as - Q261 mark · multiple choice
1 + \cos^4 A - \sin^4 A = - Q271 mark · multiple choiceIf
\mathbf{p} = 2\mathbf{i} + \mathbf{j}and\mathbf{q} = \lambda\mathbf{i} + 6\mathbf{j}are perpendicular vectors, then the value of\lambdais - Q281 mark · multiple choiceThe general solution for
\sin 2\theta = \sin\frac{\pi}{6}is - Q291 mark · multiple choiceThe cosine of the angle between the vectors
-6\,\mathbf{j}and\mathbf{i} + \mathbf{j}is - Q301 mark · multiple choiceIn the diagram above showing
y^2 = x,yis NOT defined for - Q311 mark · multiple choice
\lim_{x \to 3} \frac{x^2 - 9}{x - 3}is - Q321 mark · multiple choiceGiven that
\lim_{x \to 0}\frac{\sin x}{x} = 1, wherexis measured in radians, then\lim_{x \to 0}\frac{\sin 3x}{2x}is - Q331 mark · multiple choice
\frac{d}{dx}(x^3 \sin x)may be expressed as - Q341 mark · multiple choiceThe function
gis defined asg(x) = \begin{cases} 3x + 5 & \text{for } x < 3 \\ px + 2 & \text{for } x \ge 3 \end{cases}For the function to be continuous atx = 3, the value of 'p' should be - Q351 mark · multiple choiceIf
y = \frac{x - 6}{3 - 4x}, then\frac{dy}{dx}is - Q361 mark · multiple choiceIf
y = \sqrt{2x + 1}then\frac{d^2y}{dx^2}is - Q371 mark · multiple choiceIf
y = \tan 6xthen\frac{dy}{dx}is - Q381 mark · multiple choiceIf
\frac{dy}{dx} = \cos xthen - Q391 mark · multiple choiceIf
f''(x) = 6x, then given thatf'(0) = 0, andcis a constant,f(x) = - Q401 mark · multiple choiceThe path of an object is given parametrically as
x = \sin t + 2,y = \cos t + 1. The slope of the tangent att = \frac{\pi}{4}is - Q411 mark · multiple choiceGiven that
\int_2^5 4\,f(x)\,dx = 9, the value of\int_2^5 3\,f(x)\,dxis - Q421 mark · multiple choiceThe gradient of the normal to the curve
y = 3x^2 - 2x + 1atx = 1is - Q431 mark · multiple choiceWater is leaking from a tank. The rate of change in volume of the water in the tank with respect to time,
t, is inversely proportional to the volume,V, of water in the tank. Ifkis a positive constant of… - Q441 mark · multiple choiceGiven
\frac{dy}{dx} = 2x, then possible sketches of the graph ofyare I. A parabola opening upwards with vertex at(0, 1), passing through(-1, 1)and(1, 1)? II. A parabola opening upwards with vertex at… - Q451 mark · multiple choiceThe radius of a circle is increasing at a rate of
0.1\text{ cm s}^{-1}. At the instant when the radius is3\text{ cm}, the rate of increase of the area in\text{cm}^2\text{ s}^{-1}is