Pre-Cal Quiz Quadratic Formula, Factoring, Completing Square

Complete the square for

x² + 12x + ____

• x² + 12x + 144

• x² + 12x + 36

• x² + 12x - 36

• x² + +12x - 144

Tags

CCSS.HSA-REI.B.4B

Solve the equation by completing the square.

x²+ 6x - 4 = 36

• x = -7, 7

• x = 4, -10

• x = -4 +- √7

• x = 10, -4

Tags

CCSS.HSA-REI.B.4B

Determine the values of

a, b, and c for

the quadratic equation:

4x² – 8x = 3

• a = 4, b = -8, c = 3

• a = 4, b =-8, c =-3

• a = 4, b = 8, c = 3

• a = 4, b = 8, c = -3

Solve 6x² - x - 1 = 0

• 1/2 & 1

• -1/3 & 1/2

• 1/3 & 2/3

• 1 & 4/3

Solve a² - a - 20 = 0

• -4, 5

• 5, 4

• 
• 

Tags

CCSS.HSA-REI.B.4B

Complete the square.
x² + 6x + ____

• x² + 6x + 9
• x² + 6x - 36
• x² + 6x + 36
• x² + 6x - 9

Tags

CCSS.HSA-REI.B.4B

Solve by completing the square.
y² + 10y = -9

• 1 and -12
• -1 and -9
• 1 and -9
• 1 and -1

Tags

CCSS.HSA-REI.B.4B

What are the solutions?

• x= -2, 1

• x= 1, 2

• x = -1,2

• x = 0,-4

Tags

CCSS.HSA.APR.B.3

CCSS.HSA.REI.B.4

Which algebraic method of solving quadratics would be the quickest for the following quadratic?

x² + 13x + 40 = 0

• Factoring

• Square Root

• Completing the Square

• Quadratic Formula

Tags

CCSS.HSA-REI.B.4B

Solve the following quadratic:

x² + 13x + 40 = 0

• -8, 5

• -40, -1

• 5, 8

• -8, -5

Tags

CCSS.HSA-REI.B.4B