Lesson 18 Squares and Square Roots

Lesson 18 Squares and Square Roots

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Multiple Select

Select all solutions to the equation x2=7.

 $x^2=7$  

•  $\sqrt{7}$  

•  $-\sqrt{7}$  

•  $\sqrt{49}$  

•  $-\sqrt{49}$  

• 49

Fill in the Blank

Solve the equation, list the answers only from least to greatest, separated by a comma and a space. Ex. -5, 15

 $x^2=9$  

Fill in the Blank

Solve the equation, list the answers only from least to greatest, separated by a comma and a space. Ex. -5, 15

 $\sqrt{x}=3$  

Multiple Choice

Solve the equation, list the answers only from least to greatest, separated by a comma and a space. Ex. -5, 15

 $\sqrt{x}=-3$  

• 9

• -9

• 9, -9

• No solutions

Multiple Choice

 $x^2=c$  

If c is a positive number, how many solutions does the equation have?

• Two Solutions

• One Solution

• No real number solutions.

Multiple Choice

 $\sqrt{x}^{ }=c$  

If c is a positive number, how many solutions does the equation have?

• Two Solutions

• One Solution

• No real number solutions.

Open Ended

Open Ended