WorksheetsSolve by Factoring
Total questions: 9
Worksheet time: 2hrs 15mins
Name
Class
Date
1.
What are factors of 12 and 24. Choose all that apply
a)
2
b)
6
c)
8
d)
12
2.
What is the GCF of 12 and 24?
a)
2
b)
6
c)
12
d)
8
3.
What is a method of checking your work when factoring?
a)
use the distributive property or the box method
b)
asking the teacher every time
c)
assume you're correct
d)
division
4.
What is the first question you ask yourself when factoring a polynomial?
a)
How many terms does it have?
b)
Is there a GCF?
c)
What strategy should I use?
d)
Why do I have to learn this?!?!?!
5.
What is the first step in solving
(x + 2)(x - 3) = 0 ?
(x + 2)(x - 3) = 0 ?
a)
Plug in zero for x
b)
Solve for x
c)
FOIL
d)
Set each binomial factor equal to zero
6.
Factor
k2 - 2k - 24
k2 - 2k - 24
a)
(k+4)(k-6)
b)
(k+4)(k+6)
c)
(k+6)(k-1)
d)
(k-4)(k+6)
7.
Solve.
k2 - 2k - 24
*hint: use the previous questions work to help :)
a)
x = 4, 6
b)
x = -4, 6
c)
x = -4,-6
d)
x = -4, 6
e)
not factor-able
8.
Factor Completely:
3x2 + 18x +15
Hint: Factor GCF first.
3x2 + 18x +15
Hint: Factor GCF first.
a)
3(x2 + 6x + 5)
b)
(x + 5)(x + 1)
c)
3(x + 5)(x + 1)
d)
Prime
9.
Solve by factoring: 3x2 + 18x +15
*hint: use previous question to help.
a)
x = 3, 5, 1
b)
x = -3, -5, -1
c)
x = 5, 1
d)
x = -5, -1
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