Adding and Subtracting Rational Expressions Answers
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1
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Which expression is equivalent to ?
A
StartFraction c + 3 Over c squared minus 4 EndFraction times StartFraction c + 2 Over 3 (c squared minus 9) EndFraction
B
StartFraction c squared minus 4 Over c + 3 EndFraction divided by StartFraction 3 (c squared minus 9) Over c + 2 EndFraction
C
StartFraction c squared minus 4 Over c + 3 EndFraction times StartFraction 3 (c squared minus 9) Over c + 2 EndFraction
D
StartFraction c squared minus 4 Over c + 3 EndFraction times StartFraction c + 2 Over 3 (c squared minus 9) EndFraction
2
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Simplify the expression below.What is the numerator of the simplified expression?
A
2B
nC
3n – 2D
3n + 23
Which expression is equivalent to ?
A
StartFraction 2 a Over (2 a minus 1) squared EndFraction
B
StartFraction 50 a Over (2 a + 1) squared EndFraction
C
StartFraction (2 a minus 1) squared Over 2 a EndFraction
D
StartFraction (2 a + 1) squared Over 50 a EndFraction
4
What is the product?
A
One-third
B
StartFraction 1 Over 3 a EndFraction
C
3 a
D
35
What is the product?
A
StartFraction x (x minus 4) (x minus 1) Over 2 (x + 4) EndFraction
B
StartFraction x (x minus 1) Over 2 EndFraction
C
StartFraction (x + 4) (x minus 4) Over 2 x (x minus 1) EndFraction
D
StartFraction (x minus 4) (x minus 1) Over 2 x (x + 4) EndFraction
6
What is the product?
A
Two-thirds
B
Ten-ninths
C
StartFraction 4 y Over y minus 3 EndFraction
D
StartFraction 4 y Over y + 3 EndFraction
8
What is the product?
A
StartFraction 5 Over 4 k squared EndFraction
B
StartFraction 5 k squared Over 4 EndFraction
C
StartFraction 5 k Superscript 4 Baseline Over 4 EndFraction
D
StartFraction 5 Over 4 k Superscript 4 Baseline EndFraction
10
What is the denominator of the simplified expression?
A
2B
nC
mc027-2.jpg
D
mc027-3.jpg
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