Graphing Basic Quadratic Equations

What is the axis of symmetry?

• the slope of the graph

• the dividing line for a parabola

• a way to spin my pencil

• the x-axis

What is the y-intercept?
f(x) = 2(x - 5)² + 12

• (0, -5)

• (0,12)

• (0, 62)

• (0, 212)

Tags

CCSS.HSF-IF.C.7A

Standard form of a quadratic equation

• y=x²

• y=ax²+bx+c

• y=mx+b

• y=x

What is the vertex?
y = -2x² + 4x + 3

• (0, 3)

• (-1, 5)

• (1, 5)

• (1, -5)

What is the vertex?
f(x) = 2(x - 5)² + 12

• (-5, -12)

• (5,-12)

• (5, 12)

• (-5, 12)

What is the axis of symmetry?
f(x) = x² - 8x + 15.

• x = -4

• x = 4

• y = 4

• y = -4

What is the axis of symmetry?
y = 3x² - 6x + 4

• x=1

• x=-6

• x=2

• x=-1

What do we call the highest or lowest point of a quadratic?

• parabola

• vertex

• graph

• point

How many zeros does this parabola have? 

• 3

• 2

• 0

• 1

Tags

CCSS.HSF-IF.C.7A

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