AnswersFL-1200330-Algebra 2 CRGraphing Rational Functions

Graphing Rational Functions Answers

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1
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The expression is equal to zero when x = .

Question illustration
A
0
B
4
C
–4
2
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The expression is undefined when x =

Question illustration
A
0
B
4
C
–4
3

Question text not available

A
Option
B
Option
C
Option
4

0 x 2

A
>
B
<
C
<=
D
>=
5

0 x 2

A
>
B
<
C
>=
D
<=
6

Rewrite the inequality with zero on one side and one rational expression on the other. What is the first step?

Question illustration
A
Add –3 to both sides.
B
Add –4 to both sides.
C
Multiply both sides by (x + 2).
D
Multiply both sides by.
7

Consider the inequality from the previous slide: Identify the critical point(s).

Question illustration
A
x = 2 and x = 5
B
x = –2
C
x = –5
D
x = –2 and x = –5
8

1 3 + 1 6 1 x

A
>
B
<
C
>=
D
<=
9

What is the simplified form of the inequality?

Question illustration
A
Option
B
Option
C
Option
D
Option
10

For test point x = 0, the inequality is .

A
True
B
False
11

For test point x = 2, the inequality is .

A
True
B
False
12

For test point x = 2, the inequality is .

A
True
B
False
13

Suppose you ride your bike uphill to work at a speed of at least x mph. Going downhill on the way home, your speed is 5 mph faster. Your average speed to and from work is at least 12 mph. Which is the correct inequality to model the situation?

A
Option
B
Option
C
Option
D
Option
14

The inequality simplifies toWhich inequality is equivalent?

Question illustration
A
Option
B
Option
C
Option
D
Option
15

Use the critical points to determine the test regions. What are possible test points?

A
–6
B
–5
C
–3
D
–2
E
0
16

The solution is:

A
or
B
or
C
or
D
or
17

Question text not available

A
6
B
x
C
6x
18

What are the critical points?

A
–1
B
0
C
Option
D
Option
E
1
19

For test point x = , the inequality is .

Question illustration
A
True
B
False
20

Identify the graph of the solution set.

A
Option
B
Option
C
Option
D
Option

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