TOPICAL EXERCISE GRAPH OF FUNCTION
PAPER 1 (40 MARKS) ANSWER ALL QUESTIONS
1. 5.
The diagram above shows three points that are
marked on a Cartesian plane. Based on the
The graph in the diagram above consists of four coordinates of these three points, find the
straight lines. Which of the following lines is the relationship between x and y.
graph of the function y=x+3 A y=x+1
A PQ B y = x-1
B PR C y = -x+1
C PS D y = -x-2
D PT
6.
2. Given that y= x2 -8, find the value of y when
x=-3
A -17
B -14
C 0
D 1
3.Point (2,7) satisfies the function
A y= 3x
B y = -2x +3
C y = x-5
D y= x2 + 3 The diagram above shows a graph of a
function on a Cartesian plane. What is the
4.Which of the following is the graph of y=2x-2
equation of the function?
A y= -½ x
B y=½x
C y = -2x
D y= 2x
7.Given the function y=2x2-3, find the value of y
when x=-4
A -11
B 5
C 29
D 35
8.Which of the following is the diagram is the 10.
graph of function y=x-2 x -1 0 1
y m n p
The table of values of the function y=9-x3 is
shown above. The value of m+n+p is
A 29
B 27
C 25
D 23
11.Which of the following is the table of values
for the function y=3x2 + 2
9.Which of the following graphs does not
12.
represent the function y=2x+1
The diagram shows four straight line graphs.
Which line is the graph representing the function
y=5x-4
A PK
B PL
C PM
D PN
13. Point (-4,0) satisfies the function
A y= x2 - 4
B y = 2 – x2
C y = 3x - 6
D y= 2x + 8
14. 17. Which of the following graphs represents the
graph of the function y=x+2
The table above shows the coordinates of points
L, M and N. Which of the following points lie
on the line y=3x-1
A L only
B M only
C L and N
D M and N
15.
18. Which of the following point is not a point
on the graph of y=x2
A (-1, 2)
B (0, 0)
C (1, 1)
D (2, 4)
In the diagram above, five points are marked on
a Cartesian plane. Based on the five points, find 19. The table below shows a table of values. The
a relationship between x and y table of values is for function
A y= x+4
B y = x-4
C y = -x2-4
D y= x2 - 4 A y= 4+x
B y = 4-x
16. C y=x-4
D y= 4x
20.
The table above shows a table of values. Nordin
used the data in the table to draw the graph of
y=6x-4. He found that one of the points did not
lie on the straight line drawn. Which of the
following points does not lie on the line?
A (-1, -2)
B (0, -4) The diagram above shows a Cartesian plane.
C (1, 2)
The graph represents the function
D (2, 8)
A y= - x+4
B y = -1/2 x + 4
C y =2x -4
D y= 4 – 2x
21. 24. Given the function y= 2x2 + x – 3, find the
value of y when x = -3
A 18
B 12
C -18
D -24
25. Which of the following is the graph of
y = 2-x?
The diagram above shows the graph of y=5-x2.
One of the values of x when y = 4 is
A -1
B 0
C 2
D 3
22.
26. Which of the following is the graph does not
represent the function y = 2x-8?
The diagram above shows the graph of a
function. The value of y when x = -1 is
A 3
B 2
C 0
D -3
27. The table below shows the coordinates of
23. Given the function y=4 – x2 , find the value
points P, Q and R. Which of the points lies on
of y when x = -3
the graph of y= 4-2x
A -5
B -1
C 7
D 13
A P and Q only
B P and R only
C Q and R only
D P, Q and R
28. Which of the following is the graph of the 31.
function y = -2x + 6?
The table above is a table of values for the
function y=x3 – 10. Find the value of p + q
A -15
B -13
C -9
D -6
32. The graph of the function y=1 + 2x2 passes
through the point (-3, h). Find the value of h.
A 21
B 19
29. The table below shows a table of values for C 6
the function y=x2+2x-8. Find the value of m D -5
33.
A -2
B 0
C 2 The table above is the table of values for the
D 8 function
A y= x-1
30. The diagram below shows the graph of a B y = x+2
certain function. When x=-3, y= a and when C y = x2-1
x=1, y=b. Find the value of a +b D y= x3 + 1
34. Given that y=x2 -2x-5, calculate the value of
y when x=3
A -4
B -2
C 1
D 2
35. Given the function y=3x2 – 8, find the value
of y when x=2
A -2
B 4
A -2 C 12
B 1 D 28
C 2
D 5
36. Given the function p=x3– 5, find the value of
y when x=-4
A -17
B -59
C -69
D -72
40.
37. The table below shows a table of values. The
table of values is for the function
A y=2x+1
B y = 3x+2
C y = x2-2 The diagram shows the graph of the function
D y= 2x2 -3 y=25-x2. The x-coordinate of point p is
A 2
38. B 4
C 5
D 25
-END OF QUESTIONS-
The diagram above shows a Cartesian plane.
The equation which represents the above graph
is
A y=-2x- 4
B y = -2x+4
C y = 2x-4
D y= 2x -2
39. Which of the following tables of values is
for the function y=x2-3
