Quadratic Roots and Vertex

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

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

The formula x = -b/2a is used to find

• the roots

• the x-value of the vertex

• the y-intercept

• the axis of symmetry

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

• (3,2)

• (-3,-2)

• (-3,2)

• (3,-2)

When a parabola opens downward the vertex is

• a minimum

• a maximum

• a vertex

• a parabola

The formula
b² - 4ac
is called the

• quadratic formula

• factored form

• vertex formula

• the discriminant

Tags

CCSS.HSA-REI.B.4B

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