Simplify Radical with Different Powers

Leon is asked to simplify √-120. A good first step would be to...

• divide 120 by 2

• replace the negative with an i on the outside of the radical

• take the square root of -120

• graph y = √-120

Select all that are necessary when simplifying radicals

• The index must be as small as possible.

• The radicand contains no factors that are nth powers.

• The radicand contains no fractions

• No radicals appear in the denominator

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Simplify the radical expression using the laws of radicals.

• 4

• 8

• 2

• A
• B
• C
• D

Simplify the radical expression using the laws of radicals.

• 2x

Simplify the radical...
√20a²b⁴

• 2ab²√5

• 4ab²√5

• 5ab²√2

• 2a²b²√5

√36x³y⁴

• 6y²x√x

• 3y²√2x

• 3y√x

• 6x√3y

-3√20x⁴y²

• -6x²y√5

• 6xy√5

• -3xy√2

• 3x²y√5

√96p⁹

• 4p³

• 4p⁴√p

• 4p⁴√6p

• 4p⁴√2p