Identifying Parts of a Quadratic Function

What are the x- intercepts?

• x= 0 and x= -4

• x= 0 and x= 4

• y= 0

• x= 2

Tags

CCSS.HSF-IF.C.7A

Find the Vertex:
f(x) = x² + 10x + 21

• (-5,-4)

• (1,10)

• (10,21)

• No Real Solution

If given the equation
y = 3(x + 5)² - 4,
what is the vertex of the parabola?

• (5, -4)

• (-5, -4)

• (-15, -4)

• (15, -4)

Does this graph have a maximum or minimum?

• Minimum

• Maximum

Tags

CCSS.HSF-IF.C.7A

A parabola has a vertex at (-3,2).
Where is the axis of symmetry?

• y = -2

• x = 3

• x = -3

• y = 2

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

• (3,2)

• (-3,-2)

• (-3,2)

• (3,-2)

What is the y-intercept of the following...

y = x² + x - 6 ?

• (-6, 0)

• (0, -6)

• (6, 0)

• (0, 6)

Tags

CCSS.HSF-IF.C.7A

• (0, -1)

• (0, 1)

• (1, 0)

• (-1, 0)

What is the vertex of the equation y=2\left(x+1\right)^2-5

• (1, -5)

• (-1, -5)

• (-1, 5)

• (1, 5)

What's the axis of symmetry of y = 3x² - 6x + 4

• x=1

• x=-6

• x=2

• x=-1