WorksheetsMultiplying Functions
Total questions: 12
Worksheet time: 21mins
Name
Class
Date
1.
f(x) = 6x2 + 3x + 2 and g(x) = x - 7
Find f(x) * g(x)
a)
6x3 - 39x2 - 19x + 14
b)
6x3 - 39x2 - 21x - 14
c)
6x3 - 39x2 - 19x - 14
d)
6x3 - 45x2 - 19x + 14
2.
f(x) = 3 and g(x) = -2x + 5
Find f(x) * g(x)
Find f(x) * g(x)
a)
6x + 15
b)
6x - 15
c)
-6x + 15
d)
6x - 8
3.
f(x) = 4x + 1 and g(x) = 4x - 3
Find f(x) * g(x)
Find f(x) * g(x)
a)
16x2 + 8x - 3
b)
16x2 - 8x + 3
c)
16x2 - 8x - 3
d)
16x2 - 16x - 3
4.
Find the product.
(2y - 7)(3y + 5)
(2y - 7)(3y + 5)
a)
y2 + 2y + 4
b)
6y2 -11y -35
c)
-35 -11y + 6y2
d)
2y2 -17y +30
5.
Which expression is equivalent to x(2x2+3x)?
a)
2x3+3x2
b)
2x2+3x
c)
2x2+3x2
d)
2x3+3x
6.
Find the product:
(3x – 1)(x + 5)
(3x – 1)(x + 5)
a)
3x2 + 4x + 5
b)
3x2 + 4x - 5
c)
3x2 + 14x + 5
d)
3x2 + 14x - 5
7.
For the function f(x) = -3x + 3 find f(0).
a)
0
b)
-3
c)
3
d)
-1
8.
Given f(x) = -4x - 10 and f(x) = 10. Find x
a)
x = -5
b)
x = 5
c)
x = -50
d)
x = 30
9.
If h(a) = 3 - 2a
Find h(-3).
Find h(-3).
a)
12
b)
-2
c)
-3
d)
9
10.
The function c(m) = 1.45m + 3.50 represents the cost of a taxi for m miles.
What does c(7) represent?
What does c(7) represent?
a)
A cost of $7 to ride the taxi
b)
The cost to ride 7 miles
c)
The minimum distance to ride a taxi
d)
The minimum cost of a taxi
11.
All of the x values or inputs are called what?
a)
Domain
b)
Range
c)
Relation
d)
Function
12.
All of the y values or outputs are called what?
a)
Domain
b)
Range
c)
Relation
d)
Function
100 %
