Quadratics

What is the vertex of y=x²+4x+3?

• (2,1)
• (-2,1)
• (0,0)
• (-2,-1)

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

• y = -2
• x = 3
• x = -3
• y = 2

Identify the vertex and whether the graph opens up or down.

• (-1, 4); opens up
• (-1, 4); opens down
• (1, 4); opens up
• (1, 4); opens down

How many zeros does this graph have?

• one
• two
• no real solutions

Tags

CCSS.HSF-IF.C.7A

Find the axis of symmetry for
f(x) = x²- 8x + 15.

• x = -4
• x = 4
• y = 4
• y = -4

y=(x+2)(x-6) is in what form?

• Vertex Form
• Intercept form
• Standard Form 

y=2x²-6x+1 is in what form?

• Vertex Form
• Intercept Form
• Standard Form 

This quadratic function has a :

• max value of 4
• min value of 4
• max value of -1
• min value of -1

How many x-intercepts does this graph have?

• one
• two
• no real  solutions

Tags

CCSS.HSF-IF.C.7A

What is the y intercept for the equation:
y = -8x² + 3x - 7

• (0, -8)
• (0, 3)
• (-8, -7)
• (0, -7)

Tags

CCSS.HSF-IF.C.7A