Quadratic Functions and Equations

Standard form of a quadratic equation

• y=x²

• y=ax²+bx+c

• y=mx+b

• y=x

3x² - 4 is a quadratic

• true

• false

What is the equation for axis of symmetry?

• y=3

• x=3

• x=5

• x=1

Tags

CCSS.HSF-IF.C.7A

Does this parabola have a maximum or minimum?

• Maximum

• Minimum

Tags

CCSS.HSF-IF.C.7A

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

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

• (3,2)

• (-3,-2)

• (-3,2)

• (3,-2)

Does the equation open or or down? 
Y = -3x² +7x - 2

• up

• down

Tags

CCSS.HSF-IF.C.7A

If the discriminant is greater than zero, the equation has

• solution

• solutions

• no solutions

Tags

CCSS.HSA-REI.B.4B

If the discriminant is less than zero, the equation has

• solution

• solutions

• no solutions

Tags

CCSS.HSA-REI.B.4B

Find the roots of this equation
x² + x - 6 = 0

• 4, -1

• 3, -2

• -6, 1

• 2, -3

Tags

CCSS.HSA-REI.B.4B