Adding and Subtracting Radicals Answers
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1
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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)
2
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What is the following difference?
A
Negative 3 a b (RootIndex 3 StartRoot 3 a b squared EndRoot)
B
16 a b squared (RootIndex 3 StartRoot 3 a EndRoot) minus 45 a squared b squared (RootIndex 3 StartRoot 3 b EndRoot)
C
Negative 7 a b (RootIndex 3 StartRoot 3 a b squared EndRoot)
D
8 a b (RootIndex 3 StartRoot 3 a b squared EndRoot) minus 15 a b squared (RootIndex 3 StartRoot 3 a b EndRoot)
3
What is the following sum in simplest form?
A
3 StartRoot 8 EndRoot + 3 StartRoot 2 EndRoot
B
5 StartRoot 42 EndRoot
C
9 StartRoot 2 EndRoot
D
5 StartRoot 2 EndRoot + StartRoot 32 EndRoot
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