Review: Key Features and Graphing Standard Form

What is the vertex?

• (1, -9)

• (-9, 1)

• x = 1

• y = -9

Does it have a maximum or minimum and what is the value?

• minimum

  x = 1

• maximum

  y = -9

• minimum

  y = -9

• maximum

  x = 1

What is the Axis of Symmetry?

• x = -9

• x = 1

• y = 1

• y = -9

• (1, -9)

Tags

CCSS.HSF-IF.C.7A

What is/are the x-intercepts?

• (0, 4) and (0, -2)

• It has none.

• (0, -8) and (1, -9)

• (-2, 0) and (4, 0)

Tags

CCSS.HSF-IF.C.7A

What is the y-intercept?

• (0, -8)

• It has none.

• (-8, 0)

• (-2, 0)

• (0, -2)

Tags

CCSS.HSF-IF.C.7A

What is the domain and range?

• 
• 
• 
• 
• 

The standard form of a quadratic function is

• ax² + bx + c

• a(x - h)² + k

• y - y₁ = m(x - x₁)

• Ax + By = C

Identify A, B, -B, and C if y = 3x² + 5x - 8

• A=3, B=5, -B=-5, C=-8

• A=3, B=-8, -B=8, C=5

• A=3x², B=5x, -B=-5x C=-8

• A=3x² , B=-8, -B=8, C=5x

What is the value of "b"?

• b = 1

• b = -4

• b = 0

• b = -1

Tags

CCSS.HSF-IF.C.7A

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

• x = -4
• x = 4
• y = 4
• y = -4