WorksheetsFunction
Total questions: 10
Worksheet time: 19mins
Name
Class
Date
1.
For the function {(0,1), (1,-3), (2,-4), (-4,1)}, write the domain and range.
a)
D: {1, -3, -4,}
R: {0, 1, 2, -4}
R: {0, 1, 2, -4}
b)
D:{-4, 0, 1, 2}
R:{-4, -3, 1}
R:{-4, -3, 1}
c)
D:{0, 1, 2, 3, 4}
R:{1, -3, -4}
R:{1, -3, -4}
2.
Given f(x) = -4x - 10 and f(x) = 10. Find x
a)
x = -5
b)
x = 5
c)
x = -50
d)
x = 30
3.
Write a linear function f given f(5) = 7 and f(-2) = 0
a)
f(x) = -x + 2
b)
f(x) = x - 2
c)
f(x) = x + 2
d)
f(x) = -x - 2
4.
What is the range of the following relation:
(9, -2) (4, 3) ( 8, 10) ( -4, 8)
(9, -2) (4, 3) ( 8, 10) ( -4, 8)
a)
-4, 4, 8, 9
b)
-2, 3, 8, 10
c)
(9, -2) ( 4, 3)
d)
(8, 10) (-4, 8)
5.
f(x)=2x+1
If f(x)=4, what is the value of x?
If f(x)=4, what is the value of x?
a)
3/2
b)
2
c)
1/2
d)
4
6.
g(x)=2x+2
f(x)=x-1
Find (gf)(x)
f(x)=x-1
Find (gf)(x)
a)
-3x3-7x2-2x
b)
2x3-2
c)
2x2-2
d)
2x2+4x+2
7.
f(x) = 3x + 10
g(x) = x - 2
Find g(f(x))
g(x) = x - 2
Find g(f(x))
a)
3x + 8
b)
3x - 2
c)
3x + 4
d)
None of these.
8.
In the ordered pair, which set represents the domain?
{(6, -6), (7, -7), (3, -3)
{(6, -6), (7, -7), (3, -3)
a)
-3, -6, -7
b)
3, 6, 7
9.
What is the domain of this function?
(2, 4), (5, 5), (8, 6), (11, 7)
(2, 4), (5, 5), (8, 6), (11, 7)
a)
{1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11)
b)
(2, 5, 8, 11}
c)
{4, 5, 6, 7}
d)
{2, 4, 5, 8, 6, 11, 7}
10.
For the function {(0,1), (1,-3), (2,-4), (-4,1)}, write the domain and range.
a)
D: {1, -3, -4,}
R: {0, 1, 2, -4}
R: {0, 1, 2, -4}
b)
D:{0, 1, 2, -4}
R:{1, -3, -4}
R:{1, -3, -4}
c)
D:{0, 1, 2, 3, 4}
R:{1, -3, -4}
R:{1, -3, -4}
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