Methods to Solve Quadratic Equations Review

Solve by completing the square.
x² + 4x= 12

• x = 2 and -2

• x = -6 and 2

• x = 6 and -2

• x = 1 and -1

Tags

CCSS.HSA-REI.B.4B

Solve by completing the square. 
 x² − 10x - 11= 0

• x = −1 and 11

• x = 1 and −11

• x = −10 and 11

• x = −5 and 25

Tags

CCSS.HSA-REI.B.4B

Use the quadratic formula to find the solutions for

y = -x² - 5x + 12

• No Real Solution

• 
• 
• 

Tags

CCSS.HSA-REI.B.4B

Solve the quadratic equation by factoring.

n² - 2n = 0

• n = 2 n = 0

• n = -2 n = 0

• n = 2

• n = 0

Tags

CCSS.HSA-REI.B.4B

Tags

CCSS.HSA-REI.B.4B

Solve using the square root property.

2(x - 4)² = 200

• ±10

• -14, 6

• -6, 14

• 100

Solve 3x^2 - 2x = 8

• No Solution

• -2 or 4/3

• 2

• -4/3 or 2

Tags

CCSS.HSA-REI.B.4B

ax²+bx+c=0  is the standard form of a quadratic equation.

• True

• False

How many x-intercepts does it have?

• 0

• 1

• 2

• 5

Tags

CCSS.HSF-IF.C.7A

What is the discriminant and how many solutions would this quadratic have? 4x² + 6x - 4 = 0

• -28, No Solutions

• 28, 2 Solutions

• 100, 2 Solutions

• -100, No Solutions

Tags

CCSS.HSA-REI.B.4B