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WorksheetsGeneral Mathematics
Total questions: 20
Worksheet time: 22mins
Name
Class
Date
1.
What is the definition of function?
a)
Has inputs and outputs
b)
Every input has only ONE output
c)
Inputs have different outputs every time
d)
x-values and y-values
2.
a)
Function
b)
Not a Function
3.
Is this mapping a function or not a function?
a)
Function
b)
Not a Function
4.
All of the y values or outputs are called what?
a)
Domain
b)
Range
c)
Relation
d)
Function
5.
All of the x values or inputs are called what?
a)
Domain
b)
Range
c)
Relation
d)
Function
6.
Is this table a function or not a function?
a)
Function
b)
Not a Function
7.
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}
8.
For the function f(x) = -3x + 3 find f(0).
a)
0
b)
-3
c)
3
d)
-1
9.
a)
8
b)
-24
c)
24
d)
-22
10.
a)
0
b)
5
c)
1
d)
60
11.
Evaluate (g+h)(x), given: g(x)= 2x, h(x) = 5x
a)
11x
b)
3x
c)
23x
d)
7x
12.
Evaluate (g - h)(x), given: g(x)= 2x, h(x) = 5x
a)
11x
b)
23x
c)
7x
d)
3x
13.
Evaluate (gh)(x) , given: g(x)= 2x, h(x) = 5x
a)
17x
b)
23x
c)
12x2
d)
10x2
14.
Evaluate (g/h)(x) , given: g(x)= 2x, h(x) = 5x
a)
23
b)
2/5
c)
5/2
d)
10
15.
Given f(x) = 5x + 4, g(x) = 3x; Evaluate
(g∘f)(x)a)
5x+3
b)
15x+12
c)
15x+4
d)
x+3
16.
Mr. Nilo, a mathematics teacher, charges Php200 per hour for tutorial service to a junior high school student. If he spends 3 hours tutoring per day, how much would he receive in 12 days?
a)
. Php 6,300
b)
Php 7,200
c)
Php 7,300
d)
Php 8,100
17.
What is the domain?
a)
x ≠ 3
b)
x ≠ -1
c)
x ≠ 3, -1
d)
x ≠ 3, 1
18.
Given f(x) = 3x + 10
and g(x) = x - 2
Find f(g(5))
and g(x) = x - 2
Find f(g(5))
a)
19
b)
23
c)
-10
d)
None of these.
19.
Which set of values is a function?
a)
(9,5) (10,5) (9,-5) (10,-5)
b)
(3,4) (4,-3) (7,4) (3, 8)
c)
(6,-5) (7, -3) (8, -1) (9, 1)
d)
(2, -2) (5, 9) (5, -7) (1, 4)
20.
Which set of values is not a function?
a)
(9,5) (10,5) (4,-5) (8,-5)
b)
(3,4) (4,-3) (7,4) (3, 8)
c)
(6,-5) (7, -3) (8, -1) (9, 1)
d)
(2, -2) (5, 9) (-5, -7) (1, 4)
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