CCSS.Math.Content.8.EE.A.2

Solve by taking square roots:
5b² - 4 = 41

• b = 9, b = -9
• b = 3, b = -3
• b = 8, b = -8
• no solution

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CCSS.Math.Content.8.EE.A.2

∛216

• 6
• 72
• 108
• 4

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CCSS.Math.Content.8.EE.A.2

What do we call √ ?

• radicand
• radical symbol
• cube root
• index

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CCSS.Math.Content.8.EE.A.2

A perfect square is a number whose square root is ___________.

• Even
• irrational
• Rational
• Odd

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CCSS.Math.Content.8.EE.A.2

Simplify: 2√7 + √28

• 7√4
• 4√14
• 4√7
• 9√7

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CCSS.Math.Content.8.EE.A.2

The number -27/64 is a 

• perfect square
• perfect cube

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CCSS.Math.Content.8.EE.A.2

Simplify completely.

• 3√8
• 2
• 2√2
• -16

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CCSS.Math.Content.8.EE.A.2

What is the best estimate for the following.

• 9.3432...

• 6.782...

• 8.2326...

• 10.7638...

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CCSS.Math.Content.8.EE.A.2

When using the method of completing the square to

solve the following quadratic equation, which number

completes the square?

x² - 8x + 2 = 0

• 16

• -16

• -4

• 6

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CCSS.Math.Content.8.EE.A.2

Simplify:

• 5x√2
• 100x√2
• 10x√2
• 10√2x

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CCSS.Math.Content.8.EE.A.2