Simplifying Rational Expressions with Square Root

Which of the following orders is correct when simplifying expressions with rational exponents?

• Take the root, then the power.

• Take the power, then the root.

Tags

CCSS.HSN.RN.A.2

When simplifying an expression with a rational exponent, first we ...

• take the root

• take the power

• A
• B
• C
• D

Simplify
 
2√27+3√3

• 15√30

• 5√3

• 9√3

• 9√8

Simplify.

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• 
• 
• 

• x³√x
• 7x√x²
• x⁶√x
• √x

Simplify

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• 
• 
• 

• Raise 25 to the 3rd power, then take the square root.

• Take the square root of 25, then raise it to the 3rd power.