Solving Quadratics Using Square Root and Graphing

Solve using the square root property.

x² = 16

• ± 4

• ± 8

• 4

• 8

Tags

CCSS.HSA-REI.B.4B

x² = 121

• x = 60.5

• x = ± 11

• x = ± 12

• x = 11

Tags

CCSS.8.EE.A.2

Solve for x.

x² = 36

• x = ± 6

• x = ± 18

• x = 6

• x = 18

Tags

CCSS.8.EE.A.2

Use the graph of the function f(x)=-2x²+4x+6 to find the solution(s) of the equation -2x²+4x+6=0.

• x=-1

• x=3

• x=-1 and x=3

• x=1and x=8 

Solve.

x² - 4 = 76

• No Real Number Solution

• x = ±4√5

• x = ±80

• x = ±5√4

Tags

CCSS.8.EE.A.2

Solve the following quadratic function.

x² = 8

• x = ±4

• x = ±2√2

• x = ±4√2

• x = ±√4

Tags

CCSS.HSA-REI.B.4B

What are the solutions to 2(x−7)² = 32 ?

• x = 7±√32

• x = ±√65

• x = 3 and x = 11

• x = -1 and x = 15

Tags

CCSS.8.EE.A.2

Solve

x² = 121

• x = 60.5

• x = ± 11

• x = ± 12

• x = 11

Tags

CCSS.8.EE.A.2

Use the graph to solve 2x² + 12x - 18 = 0

• x = 3 and x = -3

• x = 3

• x = -3

• No real solutions

Solve using the square root property.

4m² - 100 = 0

• m=25, -25

• m=96

• m=5, -5

• m=-96

Tags

CCSS.HSA-REI.B.4B