paper reference(s) 6663/01r edexcel gce - mathsgeeks - …€¦ · · 2015-11-02edexcel gce core...

Examiner’s use only

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Candidate No.

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Paper Reference(s)

6663/01REdexcel GCECore Mathematics C1Advanced SubsidiaryMonday 19 May 2014 – MorningTime: 1 hour 30 minutes

Materials required for examination Items included with question papersMathematical Formulae (Pink) Nil

Calculators may NOT be used in this examination.

This publication may be reproduced only in accordance with Pearson Education Ltd copyright policy. ©2014 Pearson Education Ltd.

Printer’s Log. No.

P43146AW850/R6663/57570 5/5/5/5/5/

*P43146A0132*

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 for each question in the space following the question.

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 11 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 3 0 1R

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*P43146A0232*

1. Factorise fully 25x – 9x3

(3)

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___________________________________________________________________________ Q1

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2. (a) Evaluate 8132

(2)

(b) Simplify fully x x212

2

4−⎛

⎝⎜⎞⎠⎟

(2)

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(Total 4 marks)

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*P43146A0432*

3. A sequence a1, a2, a3,… is defined by

an + 1 = 4an – 3, n 1

a1 = k, where k is a positive integer.

(a) Write down an expression for a2 in terms of k.(1)

Given that arr=∑ =1

3

66

(b) find the value of k.(4)

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Question 3 continued

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*P43146A0632*

4. Given that y xx

= +2 65

√, x 0, find in their simplest form

(a) ddyx (3)

(b) y xd∫(3)

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*P43146A0832*

5. Solve the equation

10 8 62

+ =x x√√

Give your answer in the form a√b where a and b are integers.(4)

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(Total 4 marks)

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*P43146A01032*

6.

Figure 1

Figure 1 shows the plan of a garden. The marked angles are right angles.

The six edges are straight lines.

The lengths shown in the diagram are given in metres.

Given that the perimeter of the garden is greater than 40 m,

(a) show that x 1.7(3)

Given that the area of the garden is less than 120 m2,

(b) form and solve a quadratic inequality in x.(5)

(c) Hence state the range of the possible values of x.(1)

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Diagram NOT to scale

2x + 1

6x + 3

4x

2x

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*P43146A01232*


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*P43146A01432*

7.

Figure 2

Figure 2 shows a right angled triangle LMN.

The points L and M have coordinates (–1, 2) and (7, –4) respectively.

(a) Find an equation for the straight line passing through the points L and M.

Give your answer in the form ax + by + c = 0, where a, b and c are integers.(4)

Given that the coordinates of point N are (16, p), where p is a constant, and angle LMN = 90°,

(b) find the value of p.(3)

Given that there is a point K such that the points L, M, N, and K form a rectangle,

(c) find the y coordinate of K.(2)

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y

L (–1, 2)

xO

M (7, –4)

N (16, p)

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*P43146A01632*


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(Total 9 marks)

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*P43146A01832*

8. ddyx

x x x= +−

612 √ , x 0

Given that y = 37 at x = 4, find y in terms of x, giving each term in its simplest form.(7)

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*P43146A02032*

9. The curve C has equation y x= +13

82

The line L has equation y = 3x + k, where k is a positive constant.

(a) Sketch C and L on separate diagrams, showing the coordinates of the points at which C and L cut the axes.

(4)

Given that line L is a tangent to C,

(b) find the value of k.(5)

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(Total 9 marks)

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*P43146A02432*

10. Xin has been given a 14 day training schedule by her coach.

Xin will run for A minutes on day 1, where A is a constant.

She will then increase her running time by (d + 1) minutes each day, where d is a constant.

(a) Show that on day 14, Xin will run for

(A + 13d + 13) minutes.(2)

Yi has also been given a 14 day training schedule by her coach.

Yi will run for (A – 13) minutes on day 1.

She will then increase her running time by (2d – 1) minutes each day.

Given that Yi and Xin will run for the same length of time on day 14,

(b) find the value of d.(3)

Given that Xin runs for a total time of 784 minutes over the 14 days,

(c) find the value of A.(3)

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*P43146A02632*


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(Total 8 marks)

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*P43146A02832*

11.

Figure 3

A sketch of part of the curve C with equation

y xx

= − −20 4 18, x 0

is shown in Figure 3.

Point A lies on C and has an x coordinate equal to 2

(a) Show that the equation of the normal to C at A is y = –2x + 7(6)

The normal to C at A meets C again at the point B, as shown in Figure 3.

(b) Use algebra to find the coordinates of B.(5)

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y

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O x

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TOTAL FOR PAPER: 75 MARKS

END

Q11

(Total 11 marks)

paper reference(s) 6663/01r edexcel gce - mathsgeeks - …€¦ · · 2015-11-02edexcel gce core...

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