Solving Quadratic Equations Review

Use the graph to solve the equation

0 = -x² - 2x + 3

• x = 2

• x = -3, x = 1

• x = 3, x = 0

• No Real Solutions

Solve the quadratic equation by factoring.

n² - 2n = 0

• n = 2 n = 0

• n = -2 n = 0

• n = 2

• n = 0

Tags

CCSS.HSA.APR.B.3

CCSS.HSA.REI.B.4

Simplify.

 $\sqrt{12}$  

•  $2\sqrt{3}$  

•  $3\sqrt{6}$  

•  $4\sqrt{3}$  

•  $4\sqrt{2}$  

Tags

CCSS.HSA.SSE.B.3

CCSS.HSN.RN.A.2

Solve using the square root property.

 $2x^2+5=19$  

•  $x=\pm\sqrt{7}$  

•  $x=\pm\sqrt{12}$ 

•  $x=\pm2\sqrt{3}$  

•  $x=7$ 

Tags

CCSS.HSA.REI.A.1

CCSS.HSA.REI.B.4

Solve using the square root property.

2(x - 4)² = 200

• ±10

• -14, 6

• -6, 14

• 100

Tags

CCSS.HSA.REI.B.4

What does  $i$  equal?

•  $\sqrt{-1}$  

•  $-1$  

•  $-i$  

•  $1$  

Tags

CCSS.HSN.CN.A.1

Simplify.

 $\sqrt{-8}$  

•  $i\sqrt{8}$  

•  $2i\sqrt{2}$  

•  $-2i\sqrt{2}$  

•  $-8i$  

Tags

CCSS.HSN.CN.A.1

CCSS.HSN.CN.A.2

CCSS.HSN.RN.A.2

Simplify.

 $\sqrt{-6}$  

•  $6i$  

•  $-6i$  

•  $i\sqrt{6}$  

•  $-i\sqrt{6}$  

Tags

CCSS.HSN.CN.A.1

CCSS.HSN.CN.A.2

CCSS.HSN.RN.A.2

Solve using the square root property.
 $x^2+64=0$  

•  $x=8$  

•  $x=-8\ \ \ \ \ \ \ \ \ x=8$  

•  $x=8i\ \ \ \ \ \ \ \ x=-8i$  

•  $x=-8$  

Tags

CCSS.HSA.REI.B.4

CCSS.HSN.CN.A.1

CCSS.HSN.CN.C.7

Solve using the square root property.

 $5x^2+130=5$  

•  $x=-5$  

•  $x=5i$  

•  $x=5\ \ \ x=-5$  

•  $x=5i\ \ \ x=-5i$  

Tags

CCSS.HSA.REI.B.4

CCSS.HSN.CN.A.1

CCSS.HSN.CN.A.2