Cameroon GCE O Level Mathematics Paper 2 June 2022

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SECTION A:    ANSWER ALL 15 QUESTIONS IN THIS SECTION

 

1.       (a) Express 6.093 to one decimal place

………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………

(b) Evaluating  

………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………

(6 marks)  .

 

2.     Given the sets A, B and  defined as

            A = {1, 2, 5, 7}

            B = {2, 3, 6, 7}

             = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10}

Find

(a)    A^c

………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………

(b)   A  B

………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………

(c)    n(B)

………………………………………………………………………………………………………………………

(6 marks)

 

3.       Complete the truth table below

p	q
T	T
T	F
F	T
F	F

(5marks)

 

4.       The functions f and g are defined as    f: x à x + 1    and   g: x à    find

(a)    g(–2) 

………………………………………………………………………………………………………………………..

(b)  

…………………………………………………………………………………………………..………………………………………………………………………………………………………………………….………………….

(c)  

………………………………………………………………………………………………..………………………………………………………………………………………………………………………………….… (6 marks)

5.       The floor of a rectangular room measures 600 cm long by 450 cm wide. It is covered with square tiles of dimension 15 cm by 15cm

(a)    Find the number of tiles used to cover the floor

………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………

Given that each packet has 20 tiles

(b)    Calculate the number of packets needed

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(6 marks)  .

 

 

6.       Figure 1 is a circle passing through ABP and a tangent PT. given that APT = 400, AB = 7cm and AT = 5cm

(a)   Find the angle marked

………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………

(b)    Calculate the value of y

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