Q1:

Which of the following equations has a circle as its graph ? 
A. y = x^{2}+ 4 B. y^{2} + x^{2}= 4 C. y = (x + 4)^{2}D. y = 4^{x} 
Answer 1: 

Q2:

What is the equation of the following graph? 
A. y =  x^{2}  2 B. y = x^{2} + 2 C. (x  2)(2  x) D. y =  x^{2} + 2 
Answer 2: 

Q3:

What is the radius of a circle with the equation^{ } x^{2}+ y^{2 }= 50? 
A.^{ }50 B. C. 7 D. 2500 
Answer 3: 

Q4:

What are the x  intercepts of the cubic function y = (x  2)(x + 4)(x  3)? 
A.^{ }2, 4, 3 B. 2, 4, 3 C. 2, 4, 3 D. 2, 4, 3 
Answer 4: 

Q5:

Factorise x^{2} + x  6 
A. (x + 2)(x  3) B. (x + 3)(x  2) C. (x + 6)(x  1) D. (x  6)(x + 1) 
Answer 5: 

Q6:

Which of the following equations has an exponential or growth curve as its graph? 
A. y = 2x B. y = 2^{x}C. y = x^{2}D. y^{2} = 2x 
Answer 6: 

Q7:

Which of the following equations could be shown by the graph above?

A. y = 4^{x}B. xy = 4 C. xy = 4 D. y = x^{4} 
Answer 7: 

Q8:

Which of the following points lie on the graph of y = 2^{x}? 
A. (1, 0) B. (1, 1) C. (1, 2) D. (1, 4) 
Answer 8: 

Q9:

Which equation has a graph which is a parabola? 
A. y = x  1 B. y^{2}+ x^{2} = 25 C. y = x^{2}  6x D. y = 4^{x} 
Answer 9: 

Q10:

Which equation is that of a circle centre (0, 0) passing through point (0, 4)? 
A. y = x^{2 }+ 4 B. y ^{2} + x^{2} = 4 C. x ^{2} + y^{2} = 4 D. x ^{2} + y^{2} = 16 
Answer 10: 
