Rational Equations — Unit test Answers
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21
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Which expression is equivalent to ?
A
StartFraction 1 Over 2 Superscript 15 Baseline EndFraction
B
StartFraction 1 Over 2 Superscript 8 Baseline EndFraction
C
28D
21522
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What are the solutions to the equation
A
x = –7 and x = 1B
x = –6 and x = –1C
x = –1 and x = 7D
x = 1 and x = 623
What is the difference?
A
StartFraction x minus 1 Over 6 x + 4 EndFraction
B
StartFraction negative 1 Over 4 x + 2 EndFraction
C
StartFraction 1 Over x + 2 EndFraction
D
StartFraction x minus 1 Over x squared + 3 x + 2 EndFraction
24
What is the quotient in simplified form? Assume .
A
Negative StartFraction 3 p Superscript 8 Baseline Over 4 q cubed EndFraction
B
Negative StartFraction 3 Over 4 p Superscript 16 Baseline q Superscript 9 Baseline EndFraction
C
Negative StartFraction p Superscript 8 Baseline Over 5 q cubed EndFraction
D
Negative StartFraction 1 Over 5 p Superscript 16 Baseline q Superscript 9 Baseline EndFraction
25
Which expression is equivalent to divided by x + 1?
A
StartFraction 3 x Over x + 1 EndFraction times StartFraction 1 Over x + 1 EndFraction
B
StartFraction 3 x Over x + 1 EndFraction divided by StartFraction 1 Over x + 1 EndFraction
C
StartFraction x + 1 Over 1 EndFraction divided by StartFraction 3 x Over x + 1 EndFraction
D
StartFraction x + 1 Over 3 x EndFraction times StartFraction x + 1 Over 1 EndFraction
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