6.1 Roots and Radical Expressions

• 4
• -4
• -8
• no real cube root

Tags

CCSS.8.EE.A.2

• 2xy²
• 2|x|y²
• 4xy²
• 2|xy|

Assume all of the variables are positive.

• 2x³y³√(20x)
• 4x⁶y⁶√(5x³)
• 4√(5x⁷y⁶)
• 4x³y³√(5x)

3²⋅3⁴

• 3⁸
• 3⁶
• 3²
• 1/3²

Tags

CCSS.8.EE.A.1

The number under the radical sign or square root sign  is called the ______.

• radical sign
• radicand
• factor
• exponent

Tags

CCSS.8.NS.A.1

Evaluate this expression using the quotient rule.

• 9⁵
• 9⁹
• 1⁵
• 9^-5

Tags

CCSS.8.EE.A.1

Simplify:

√90

• 9√10

• 3√10

• 10√3

• 10√9

x² = 25

• 5
• -5
• 5,-5

Tags

CCSS.8.EE.A.2

Simplify the above radical.

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Simplify the above radical.

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