Standard and Vertex Form

Which of the following equations does not represent a quadratic function?

• Minimum

• Maximum

• It has neither.

• It has both.

Tags

CCSS.HSF-IF.C.7A

Given: y = 2(x - 5)² + 6, the vertex is

• (2,-5)

• (-5,6)

• (2,6)

• (5,6)

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

• x = -4
• x = 4
• y = 4
• y = -4

What is the vertex?
f(x) = -x² - 4x + 12.

• (-2, 16)
• (2, 0)
• (2, 4)
• (-2, 4)

What is the formula to find the axis of symmetry?

• minimum

• maximum

• (0, 5)

• (-2, 7)

• (1, 7)

• (-1, -5)

Tags

CCSS.HSF-IF.C.7A

Given: y = 1/2(x + 4)² - 5,

Find the axis of symmetry.

• y = 4

• x = -4

• x = 4

• x = -5