Characteristics of Quadratic

What is the axis of symmetry?

• x = -1

• x = -2

• y = -1

• y = -2

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

• y = -2

• x = 3

• x = -3

• y = 2

Which interval is the function INCREASING over?

• -2 < x < 1

• 1 < x < 4

• -2 < x < 0

• 0 < x < 3

Tags

CCSS.HSF-IF.C.7A

What interval is the function DECREASING over?

• -3 < x < -1

• 2 < x < 3

What interval is the function DECREASING over?

• -2 < x < 1

• 1 < x < 4

• -2 < x < 0

• 2 < x < 3

Which interval is the function INCREASING over?

• -2 < x < 0

• 0 < x < 2

What is the vertex of this quadratic equation?  
y = 2(x - 2)²  +  5

• (-2,5)

• (2,5)

• (5,-2)

• (-5,-2)

When will the graph of y = ax² open downward?

• a is a fraction

• a is a decimal

• a is a negative number

• a is a number greater than 1

Tags

CCSS.HSF-IF.C.7A

What is the y-intercept of the function y=-2x²+8x-6?

• (0, 8)

• (0, -6)

• (0, 2)

• (0, 0)

Tags

CCSS.HSF-IF.C.7A

What piece of information does c identify in the following equation?
y=ax²+bx+c

• Zeroes

• Axis of Symmetry

• Direction

• y-intercept