AnswersVOA Math MN-Algebra I with Quadratics CR 3ASimplifying Nonperfect Roots

Simplifying Nonperfect Roots — Unit test Answers

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What is the following product?

Question illustration
A
7 x squared + 72
Option A
B
7 x squared minus 12 x StartRoot 14 EndRoot + 72
Option B
C
7 x squared minus 12 x StartRoot 14 EndRoot minus 72
Option C
D
7 x squared minus 72
Option D
22
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What is the following product? Assume

Question illustration
A
y3
B
2y3
C
y6
D
2y6
23

What is the simplified form of the following expression? Assume

Question illustration
A
StartFraction RootIndex 4 StartRoot 6 x EndRoot Over 2 x EndFraction
Option A
B
StartFraction RootIndex 4 StartRoot 24 x cubed EndRoot Over 2 x EndFraction
Option B
C
StartFraction RootIndex 4 StartRoot 24 x cubed EndRoot Over 16 x Superscript 4 Baseline EndFraction
Option C
D
RootIndex 4 StartRoot 12 x squared EndRoot
Option D
24

What is the following product?

Question illustration
A
2 StartRoot 42 EndRoot + 7 StartRoot 2 EndRoot minus 6 minus StartRoot 21 EndRoot
Option A
B
StartRoot 14 EndRoot minus 6 + StartRoot 7 EndRoot
Option B
C
StartRoot 26 Endroot + StartRoot 21 EndRoot minus StartRoot 15 EndRoot minus StartRoot 10 EndRoot
Option C
D
2 StartRoot 42 EndRoot minus StartRoot 21 EndRoot
Option D
25

Which expression is equivalent to ? Assume x 0 and y > 0.

Question illustration
A
StartFraction x StartRoot y EndRoot Over 8 EndFraction
Option A
B
StartFraction y StartRoot x EndRoot Over 8 EndFraction
Option B
C
StartFraction 8 StartRoot x EndRoot Over y EndFraction
Option C
D
StartFraction 8 StartRoot y EndRoot Over x EndFraction
Option D

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