Describing Quadratic Graphs in Standard Form

How many zeros does this parabola have? 

• 3

• 2

• 0

• 1

Tags

CCSS.HSF-IF.C.7A

The standard form of a quadratic function is

• ax² + bx + c

• a(x - h)² + k

• y - y₁ = m(x - x₁)

• Ax + By = C

If a is negative in the function, which way does the parabola

• up

• down

• left

• right

Tags

CCSS.HSF-IF.C.7A

What do we call the graph of a quadratic?

• line

• vertex

• equation

• parabola

Tags

CCSS.HSF-IF.C.7A

Graph the quadratic.

• A

• B

• C

• D

Tags

CCSS.HSF-IF.C.7A

What is the y-intercept?
f(x) = -2x² + 4x - 6

• (0, 6)

• (0, -6)

• (6, 0)

• (-6, 0)

Tags

CCSS.HSF-IF.C.7A

What is the green dot on the parabola called?

• maximum

• minumum

• roots

• zeros

Tags

CCSS.HSF-IF.C.7A

Identify a, b, and c if y = +3x² +5x - 8

• a=3, b=5, c= - 8

• A=3, B=-8, C=5

• A=3x², B=5x, C=-8

• A=3x² , B=-8, C=5x

Where is the axis of symmetry for this parabola?

• x = −1

• x = 0

• y = 3

• x = −3

Tags

CCSS.HSF-IF.C.7A

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

• x=1

• x=-6

• x=2

• x=-1