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Multiplying and Dividing Rational Expressions Answers

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1
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What is the value of the rational expression when x=-2?

Question illustration
A
-7
B
-9
C
9
D
7
2
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Which is the simplified rational expression for ?

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A
Option
Option A
B
1
C
2
D
Option
Option D
3

Which rational expression does not have any excluded values?

A
Option
Option A
B
Option
Option B
C
Option
Option C
D
Option
Option D
4

Which values of x will make the expression equal to 0? Select two options.

Question illustration
A
−3
B
−2
C
0
D
2
E
3
5

Which statements are true about the process for adding and subtracting the rational expressions? Select three options.

A
The expression is not defined when x = –1.
B
The first step in the simplification is .
Option B
C
The denominator of the fully simplified expression will be x – 1.
D
The numerator of the fully simplified expression will be –3x.
E
The numerator of the fully simplified expression will be –3x + 10.
6

What is the value of the rational expression when x = 2?

Question illustration
A
Option
Option A
B
Option
Option B
C
Option
Option C
D
Option
Option D
7

Which represents all the values of x that make the rational expression undefined?

Question illustration
A
x = –3
B
x = 7
C
x = –7 or x = 7
D
x = –3 or x = 3
8

What is the value of the rational expression when x = 5?

Question illustration
A
Option
Option A
B
Option
Option B
C
Option
Option C
D
Option
Option D
9

Which is the simplified rational expression for ?

Question illustration
A
Option
Option A
B
Option
Option B
C
Option
Option C
D
Option
Option D
10

Which rational expression is undefined when x = 0?

A
Option
Option A
B
Option
Option B
C
Option
Option C
D
Option
Option D

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