Formulae Sheet
A B
C
b a
c
Volume of sphere =
43
r3
Surface area of sphere = 4r2
Volume of cone =
13
r2 h
Curved surface area of cone = r l
In any triangle ABC
Area of triangle =
12
ab sin C
Sine rul
...
Formulae Sheet
A B
C
b a
c
Volume of sphere =
43
r3
Surface area of sphere = 4r2
Volume of cone =
13
r2 h
Curved surface area of cone = r l
In any triangle ABC
Area of triangle =
12
ab sin C
Sine rule
sin A
a
=
sinB
b
=
sinC
c
Cosine rule a2 = b2 + c2 – 2bc cos A
cos A =
bc
b c a
2
2 2 2
The Quadratic Equation
The solutions of ax2 + bx + c = 0, where a 0, are given by x =
a
b b ac
2
_ ( 2 _ 4 )
Trigonometric Identities
tan
θθ
cos
sin
sin2 + cos2 1
r
r
h
l3
Turn over
8360/1
Answer all questions in the spaces provided.
1 Work out the exact value of w.
….…………………………………………………………………………………………….
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w = …............................................................. (4 marks)
2 5(3x 2) 3(x h) 4(kx + 2)
Work out the values of h and k.
….…………………………………………………………………………………………….
….…………………………………………………………………………………………….
….…………………………………………………………………………………………….
….…………………………………………………………………………………………….
….…………………………………………………………………………………………….
h = ............................., k = ............................. (4 marks)
Do not write
outside the
box
8
Not drawn
accurately
w
12
234
8360/1
3 Solve
5
y 2
+
4
2y 1
= 3
………….…………………………………………………………………………………….
………….…………………………………………………………………………………….
………….…………………………………………………………………………………….
………….…………………………………………………………………………………….
………….…………………………………………………………………………………….
………….…………………………………………………………………………………….
y = ..…............................................................ (4 marks)
4 O is the centre of this circle.
Work out the value of x.
…….………………………………………………………………………………………….
…….………………………………………………………………………………………….
…….………………………………………………………………………………………….
…….………………………………………………………………………………………….
x = ................................................... degrees (3 marks)
Do not write
outside the
box
Not drawn
accurately
O 2
x
x + 425
Turn over
8360/1
5 Simplify fully 20a9b6 ÷ 4a3b2
….…………………………………………………………………………………………….
….…………………………………………………………………………………………….
Answer ...….................................................................. (2 marks)
6 The matrix
aa 2bb maps the point (5, 4) onto the point (1, 17).
Work out the values of a and b.
a = ............................, b = ............................ (5 marks)
Do not write
outside the
box
146
8360/1
7 f(x) is a quadratic function with domain all real values of x.
Part of the graph of y = f(x) is shown.
-3 -2 -1 O 1 2 3 4 5
-12
-11
-10
-9
-8
-7
-6
-5
-4
-3
-2
-1
5 4 3 2 1
Do not write
outside the
box
y
x7
Turn over
8360/1
7 (a) Write down the range of f(x).
Answer ............................................................................. (1 mark)
7 (b) Use the graph to find solutions of the equation f(x) = 1
Give your solutions to one decimal place.
Answer ........................................................................... (2 marks)
7 (c) Use the graph to solve f(x) 0
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