6667 fp1 qp jan 2011
DESCRIPTION
In the boxes above, write your centre number, candidate number, your surname, initials and signature. Check that you have the correct question paper. Answer ALL the questions. You must write your answer to each question in the space following the question. When a calculator is used, the answer should be given to an appropriate degree of accuracy. Materials required for examination Items included with question papers Mathematical Formulae (Pink) Nil Surname Initial(s) Information for CandidatesTRANSCRIPT
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Examiner’s use only
Team Leader’s use only
Surname Initial(s)
Signature
Centre No.
Turn over
Candidate No.
Question Leave Number Blank
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Paper Reference(s)
6667/01Edexcel GCEFurther Pure Mathematics FP1Advanced/Advanced SubsidiaryMonday 31 January 2011 – AfternoonTime: 1 hour 30 minutes
Materials required for examination Items included with question papersMathematical Formulae (Pink) Nil
Candidates may use any calculator allowed by the regulations of the Joint Council for Qualifications. Calculators must not have the facility for symbolic algebra manipulation, differentiation and integration, or have retrievable mathematical formulae stored in them.
Instructions to CandidatesIn the boxes above, write your centre number, candidate number, your surname, initials and signature. Check that you have the correct question paper.Answer ALL the questions.You must write your answer to each question in the space following the question.When a calculator is used, the answer should be given to an appropriate degree of accuracy.
Information for CandidatesA booklet ‘Mathematical Formulae and Statistical Tables’ is provided.Full marks may be obtained for answers to ALL questions.The marks for individual questions and the parts of questions are shown in round brackets: e.g. (2).There are 10 questions in this question paper. The total mark for this paper is 75.There are 32 pages in this question paper. Any blank pages are indicated.
Advice to CandidatesYou must ensure that your answers to parts of questions are clearly labelled.You should show sufficient working to make your methods clear to the Examiner.Answers without working may not gain full credit.
Paper Reference
6 6 6 7 0 1
This publication may be reproduced only in accordance with Edexcel Limited copyright policy.©2011 Edexcel Limited.
Printer’s Log. No.
N35406AW850/R6667/57570 5/5/5/3
*N35406A0132*
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1.
Express in the form a + bi, where a and b are real constants,
(a) z 2 ,(2)
(b) zw
.(3)
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___________________________________________________________________________Q1
(Total 5 marks)
z = 5 – 3i, w = 2 + 2i
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2.A B=
⎛
⎝⎜
⎞
⎠⎟ =
− −⎛
⎝⎜
⎞
⎠⎟
2 05 3
3 15 2
,
(a) Find AB.(3)
Given that
C =−⎛
⎝⎜
⎞
⎠⎟
1 00 1
(b) describe fully the geometrical transformation represented by C,(2)
(c) write down C100.(1)
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(Total 6 marks)
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3.
The root of the equation f (x) = 0 lies in the interval 1 6 1 8. , .[ ].
(a) Use linear interpolation once on the interval 1 6 1 8. , .[ ] to find an approximation to .Give your answer to 3 decimal places.
(4)
(b) Differentiate f (x) to find ′f ( ).x(2)
(c) Taking 1.7 as a first approximation to , apply the Newton-Raphson process once to f (x) to obtain a second approximation to . Give your answer to 3 decimal places.
(4)
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f ( ) ,x x x x= − −5 4 6 02 32 �
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Question 3 continued
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Question 3 continued
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Question 3 continued
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(Total 10 marks)
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4. Given that 2 – 4i is a root of the equation
z p z q2 0+ + = ,
where p and q are real constants,
(a) write down the other root of the equation,(1)
(b) find the value of p and the value of q.(3)
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Question 4 continued
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(Total 4 marks)
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5. (a) Use the results for r rr
n
r
n
= =∑ ∑
1
2
1
, and rr
n3
1=∑ , to prove that
r r r n n n nr
n
( )( ) ( )( )( )+ + = + + +=
∑ 1 5 14
1 2 71
for all positive integers n.(5)
(b) Hence, or otherwise, find the value of
r r rr
( )( )+ +=∑ 1 5
20
50
(2)
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Question 5 continued
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Question 5 continued
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Question 5 continued
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(Total 7 marks)
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6. y
x
P
S
C
O
Q
Figure 1
Figure 1 shows a sketch of the parabola C with equation y 2 = 36x. The point S is the focus of C.
(a) Find the coordinates of S.(1)
(b) Write down the equation of the directrix of C.(1)
Figure 1 shows the point P which lies on C, where y > 0, and the point Q which lies on the directrix of C. The line segment QP is parallel to the x-axis.
Given that the distance PS is 25,
(c) write down the distance QP,(1)
(d) find the coordinates of P,(3)
(e) find the area of the trapezium OSPQ.(2)
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Question 6 continued
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Question 6 continued
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Question 6 continued
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(Total 8 marks)
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7. z = – 24 – 7i
(a) Show z on an Argand diagram.(1)
(b) Calculate arg z, giving your answer in radians to 2 decimal places.(2)
It is given that
w = a + bi, a , b
Given also that w = 4 and arg w = 56π ,
(c) find the values of a and b,(3)
(d) find the value of zw .(3)
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Question 7 continued
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Question 7 continued
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Question 7 continued
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(Total 9 marks)
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8.A =
−−
⎛
⎝⎜
⎞
⎠⎟
2 21 3
(a) Find det A.(1)
(b) Find A–1.(2)
The triangle R is transformed to the triangle S by the matrix A. Given that the area of triangle S is 72 square units,
(c) find the area of triangle R.(2)
The triangle S has vertices at the points (0, 4), (8, 16) and (12, 4).
(d) Find the coordinates of the vertices of R.(4)
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Question 8 continued
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Question 8 continued
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Question 8 continued
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___________________________________________________________________________ Q8
(Total 9 marks)
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9. A sequence of numbers u1 , u2 , u3 , u4 , ... is defined by
un+ =1 u un + =14 2 2,
Prove by induction that, for n +∈� ,
unn= −( )2
34 1
(5)
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Question 9 continued
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___________________________________________________________________________ Q9
(Total 5 marks)
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10. The point P tt
t6 6 0, , ,⎛⎝⎜
⎞⎠⎟
≠ lies on the rectangular hyperbola H with equation xy = 36.
(a) Show that an equation for the tangent to H at P is
yt
xt
= − +1 122
(5)
The tangent to H at the point A and the tangent to H at the point B meet at the point −( )9 12, .
(b) Find the coordinates of A and B.(7)
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Question 10 continued
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Question 10 continued
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TOTAL FOR PAPER: 75 MARKS
END
Q10
(Total 12 marks)