Algebra 1 - Chapter 9 Review

Simplify the Expression

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 $\sqrt{\frac{18}{49}}$  Simplify the expression.

•  $\frac{3\sqrt{2}}{7}$  

•  $\frac{21\sqrt{2}}{49}$  

•  $\frac{2\sqrt{3}}{7}$  

•  $\frac{14\sqrt{3}}{49}$  

Tags

CCSS.HSN.RN.A.2

 $3\sqrt{2}\cdot7\sqrt{5}$  Simplify the expression.

•  $21\sqrt{7}$  

•  $10\sqrt{10}$  

•  $210$  

•  $21\sqrt{10}$  

 $-5\sqrt{2}+7\sqrt{2}$  Simplify the expression.

•  $12\sqrt{2}$  

•  $12\sqrt{4}$  

•  $24$  

•  $2\sqrt{2}$  

 $\left(x+5\right)^2=16$  Solve using any method.

• x = -1

• x = -9

• x = -1 and x = -9

• x = 1 and x = 9

• No Real Solution 

Tags

CCSS.HSA-REI.B.4B

 $-2x^2-6=-6$  Solve using any method.

• x = 9

• x = 0

• x = 4

• x = 3 and x = 6

• No Real Solution 

Tags

CCSS.HSA-REI.B.4B

 $x^2-6x=10$  Solve using any method.

•  $x=3\pm\sqrt{76}$  
  

•  $x=3\pm\sqrt{19}$  

• x = 1 

• x = 1 and x = 5

• No Real Solution 

Tags

CCSS.HSA-REI.B.4B

 $4x^2+5x=-10$  Solve using any method.

• x = 1 and x = 2

• x = -1 and x = -2
  

• x = 1 and x = -2

• x = -1 and x = 2

• No Real Solution 

Tags

CCSS.HSA-REI.B.4B

 $5x^2+x-4=0$  Solve using any method.

• x = -1 and  $x=\frac{4}{5}$  

• x = -1 and x = 1
  

• x = 1 

• x = 1 and  $x=\frac{4}{5}$  

• No Real Solution 

Tags

CCSS.HSA-REI.B.4B

 $x^2+12x=-8$  What number would be added to both sides of the equation in order to complete the square?

• 12

• 144

• 6

• 36

Tags

CCSS.HSA-REI.B.4B