Adding and Subtracting Radicals Answers
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1
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What is the following sum?
A
8 x cubed y Superscript 4 Baseline (RootIndex 3 StartRoot x y EndRoot)
B
15 x Superscript 6 Baseline y Superscript 8 Baseline (RootIndex 3 StartRoot x y EndRoot)
C
15 x cubed y Superscript 4 Baseline (RootIndex 3 StartRoot x y EndRoot)
D
8 x Superscript 6 Baseline y Superscript 8 Baseline (RootIndex 3 StartRoot x y EndRoot)
2
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What is the following sum?
A
14 (RootIndex 6 StartRoot x EndRoot)
B
14 (RootIndex 6 StartRoot x squared EndRoot)
C
14 RootIndex 3 StartRoot x EndRoot)
D
14 (RootIndex 3 StartRoot x squared EndRoot)
3
What is the following sum?
A
7 (RootIndex 10 StartRoot x squared y EndRoot)
B
7 (RootIndex 10 StartRoot x Superscript 4 Baseline y squared EndRoot)
C
7 (RootIndex 5 StartRoot x squared y EndRoot)
D
7 (RootIndex 5 StartRoot x Superscript 4 Baseline y squared EndRoot)
5
What is the simplified form of the following expression? Assume and
A
5 (RootIndex 4 StartRoot x EndRoot) minus 4 (RootIndex 4 StartRoot 32 y EndRoot)
B
5 (RootIndex 4 StartRoot x EndRoot) minus 6 (RootIndex 4 StartRoot 2 y EndRoot)
C
13 (RootIndex 4 StartRoot x EndRoot) minus 10 (RootIndex 4 StartRoot 2 y EndRoot)
D
35 (RootIndex 4 StartRoot x EndRoot) minus 18 (RootIndex 4 StartRoot 2 y EndRoot)
6
What is the following sum?
A
6 StartRoot 10 EndRoot
B
8 StartRoot 10 EndRoot
C
6 StartRoot 5 EndRoot
D
8 StartRoot 5 EndRoot
7
What is the following sum? Assume and
A
x squared y squared StartRoot y EndRoot minus 2 x y squared StartRoot x EndRoot
B
2 x y StartRoot y EndRoot + 2 x y squared StartRoot x EndRoot
C
4 x y StartRoot x Superscript 5 Baseline y Superscript 8 Baseline EndRoot
D
2 x y StartRoot x y EndRoot
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