Simplifying Rational Expressions Answers
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1
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Marina correctly simplified the expression , assuming that . Her simplifed expression is below.The exponent of the variable b in Marina’s solution should be
A
-7B
-1C
1D
72
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Which shows the following expression after the negative exponents have been eliminated?
A
StartFraction m Superscript 7 Baseline n cubed n Over m EndFraction
B
m Superscript 7 Baseline n cubed m n
C
StartFraction m Superscript 7 Baseline n cubed Over m (negative n) EndFraction
D
StartFraction m n Over m Superscript 7 baseline n EndFraction
3
Which expression is equivalent to ? Assume .
A
StartFraction y Superscript 8 Baseline Over x Superscript 10 Baseline EndFraction
B
StartFraction x Superscript 5 Baseline Over y Superscript 7 Baseline EndFraction
C
StartFraction x Superscript 5 Baseline Over y Superscript 4 Baseline EndFraction
D
StartFraction x Over y Superscript 7 Baseline EndFraction
4
Which expression is equivalent to ? Assume .
A
StartFraction 2 Over p Superscript 15 Baseline q Superscript 12 Baseline EndFraction
B
StartFraction 7 p Superscript 15 Baseline Over 3 q Superscript 12 Baseline EndFraction
C
StartFraction 2 q Superscript 12 Baseline Over p Superscript 15 Baseline EndFraction
D
StartFraction 7 p Superscript 15 Baseline q Superscript 12 Baseline Over 3 EndFraction
5
Simplify the expression . Assume .
A
Negative StartFraction 1 Over 16 a squared b squared EndFraction
B
StartFraction a squared b squared Over 4 EndFraction
C
Negative 16 a squared b squared
D
16 a squared b squared
6
Which expression is equivalent to ? Assume .
A
StartFraction n Superscript 6 Baseline Over 16 m Superscript 8 Baseline EndFraction
B
StartFraction n Superscript 10 Baseline Over 16 m Superscript 6 Baseline EndFraction
C
StartFraction n Superscript 10 Baseline Over 8 m Superscript 8 Baseline EndFraction
D
StartFraction 4 m cubed Over n Superscript 8 Baseline EndFraction
7
Which expression is equivalent to ? Assume .
A
StartFraction 2 a squared b Superscript 11 Baseline Over 3 EndFraction
B
StartFraction 2 a squared b Superscript 30 Baseline Over 3 EndFraction
C
StartFraction 3 a squared b Superscript 11 Baseline Over 2 EndFraction
D
StartFraction 3 a squared b Superscript 30 Baseline Over 2 EndFraction
8
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
9
Which expression is equivalent to ? Assume .
A
2 m squared n Superscript 5
B
StartFraction 81 m squared n Superscript 5 Baseline Over 8 EndFraction
C
2 m squared n squared
D
StartFraction 81 m squared n squared Over 8 EndFraction
10
Which expression is equivalent to ? Assume .
A
StartFraction 3 Over 5 x Superscript 5 Baseline y cubed EndFraction
B
StartFraction 3 Over 5 x Superscript 6 Baseline y Superscript 6 Baseline EndFraction
C
StartFraction 5 Over 3 x Superscript 5 Baseline y cubed EndFraction
D
StartFraction 5 Over 3 x Superscript 6 Baseline y Superscript 6 Baseline EndFraction
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