Quadratic Equation Review and Practice

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

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.REI.B.4

What is the equation for this parabola in factored form?

• y=(x+2)(x-1)
• y=(x-2)(x+1)
• y=(x-2)(x-1)
• y=(x+2)(x+1)

Tags

CCSS.HSF-IF.C.7A

Find the roots of this equation

x² + x - 6 = 0

• 4, -1

• 3, -2

• -6, 1

• 2, -3

Tags

CCSS.HSA.APR.B.3

CCSS.HSA.REI.B.4

What is the vertex of the quadratic function:
y = x² - 6x + 11?

• (3,2)
• (-3,-2)
• (-3,2)
• (3,-2)

Tags

CCSS.HSA.CED.A.2

CCSS.HSA.REI.D.10

CCSS.HSA.SSE.A.1

CCSS.HSF.IF.C.8

The equation

9 – 4x = 15

• Quadratic

• Not Quadratic

The equation

(x + 10)² = 12

• Quadratic

• Not Quadratic

Solve the following quadratic equation.
x² - 10x + 25 = 0

• x=5, x=3
• x=5, x=5
• x=5, x=-5
• x=-5, x=-5

Tags

CCSS.HSA.REI.B.4

Solve the following quadratic equation
(x + 3)(x + 2) = 0

• x=1, x=4
• x=2, x=3
• x=-2, x=-3
• x=-1, x=-4

Tags

CCSS.HSA.APR.B.3

CCSS.HSA.REI.B.4

.How many roots does this parabola have?

• 3

• 2

• 0

• 1

Tags

CCSS.HSF-IF.C.7A

The discriminant is

• aX²  + bX  +  c
• b - 4ac
• b² - 4ac
• b² + 4ac

Tags

CCSS.HSA-REI.B.4B