AnswersFL-1200330-Algebra 2 Sem 2 - FlexSimplifying Rational Expressions by Factoring

Simplifying Rational Expressions by Factoring Answers

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How can you simplify ?

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A
Divide the numerator and denominator by (x – 21).
B
Divide the numerator and denominator by (x + 7).
C
Divide the numerator and denominator by (x – 3).
D
Divide the numerator and denominator by (x – 5).
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Which shows the expression in simplest form?

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For which rational expression is –2 an excluded value of x?

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4

What is the excluded value of x for the expression ?

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A
x = –6
B
x = –1
C
x = 1
D
x = 6
5

Which value is equivalent to ?

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A
–7
B
–1
C
1
D
7
6

What are the excluded values of x for ?

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A
x = –9, x = 2
B
x = –9, x = 0
C
x = –2, x = 9
D
x = 0, x = 9
7

Which expression is equivalent to ?

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Which expression is equivalent to ?

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Which statement best describes the excluded values of a rational expression?

A
The number of excluded values of a rational expression cannot exceed the degree of the numerator.
B
The number of excluded values of a rational expression cannot exceed the degree of the denominator.
C
The number of excluded values of a rational expression cannot exceed the sum of the degrees of the numerator and denominator.
D
The number of excluded values of a rational expression cannot exceed the difference in the degrees of the numerator and denominator.
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How many values of x must be excluded in the expression ?

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0
B
1
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2
D
3

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