Graph Standard Form Equations

Which ordered pair could represent a y-intercept on a graph?

• (6, 0)

• (0, 4)

• (-1, 3)

• (2, 0)

Standard form of a quadratic equation

• y=x²

• y=ax²+bx+c

• y=mx+b

• y=x

What is the equation for axis of symmetry?

• y=3

• x=3

• x=5

• 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)

Which value is the vertex?

• (-4, 0)

• (-1, -9)

• (0, -8)

• (2, 0)

Graph the quadratic.

• A

• B

• C

• D

Tags

CCSS.HSF-IF.C.7A

Does this parabola have a maximum or minimum?

• Maximum

• Minimum

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

Does the equation open or or down? 
Y = -3x² +7x - 2

• up

• down

Tags

CCSS.HSF-IF.C.7A