Ch. 9 Quiz

Identify the axis of symmetry, vertex, and y-intercept.

• AOS: x = 2

  Vertex: (1, -7)

  Y-int: (0, -6)

• AOS: x = 1

  Vertex: (1, -6)

  Y-int: (0, -6)

• AOS: x = 1

  Vertex: (1, -7)

  Y-int: (0, -6)

• AOS: x = 1

  Vertex: (0, -6)

  Y-int: (1, -7)

Determine whether the function has a minimum or maximum value and what the value is.

• minimum, (-2, 0)

• maximum, (-2, 0)

• minimum (0, -2)

• maximum (0, -2)

Determine the domain and range of the function.

• D: {All reals} R: {y ≥ 3}

• D: {All reals} R: {y ≤ 3}

• D: {x ≥ 3} R: {All reals}

• D: {All reals} R: {y ≥ -3}

Find the equation of the axis of symmetry, the vertex, and the y-intercept. 2x² - 8x + 6 = 0

• AOS: x = -2

  Vertex: (-2, 30)

  Y-int: (0, 6)

• AOS: x = -2

  Vertex: (-2, -2)

  Y-int: (0, 6)

• AOS: x = 2

  Vertex: (2, 2)

  Y-int: (0, 6)

• AOS: x = 2

  Vertex: (2, -2)

  Y-int: (0, 6)

What is the equation of the graph shown?

• y = x² + 4
• y = -4x²
• y = x² - 4
• y = (x - 4)²

Tags

CCSS.HSF-IF.C.7A

What is the equation of the graph shown?

• y = x² + 1
• y = (x + 2)² + 1
• y = (x - 2)² + 1
• y = (x - 1)² + 2

Tags

CCSS.HSF-IF.C.7A

What is the equation of the graph shown?

• y = (x - 3)² + 4
• y = (x + 4)² - 3
• y = (x - 4)² - 3
• y = (x + 3)² - 4

Tags

CCSS.HSF-IF.C.7A

What is the equation of the graph shown?

• y = -x²
• y = -3x²
• y = -2x²
• y = 2x²

Tags

CCSS.HSF-IF.C.7A

Is the graph of the equation shown wider, narrower or the same width as the standard parabola y = x² ?

• wider
• narrower
• same width
• impossible to tell

Is the graph of the equation shown wider, narrower or the same width as the standard parabola y = x² ?

• wider
• narrower
• same width
• impossible to tell