Quadratics Review

The name for the maximum or minimum point on a graph is?

• y-intercept

• x-intercept

• vertex

• axis of symmetry

What is the equation of the axis of symmetry?

• y = 4

• y = -4

• x = 4

• x = -4

Tags

CCSS.HSF-IF.C.7A

What is the vertex?

• (2, 4)
• (3, -1)
• (0, 8)
• (4, 2)

Comparing the functions, which is the most narrow?

• f(x)=3x²

• g(x)= -2x²

• h(x)=0.5x²

• a(x)=12x²

Determine the vertex for the following quadratic: y = x² - 9x + 20

• (2,3)

• (4,5)

• (4.5, -.25)

• (-4.5, .25)

Changing the c value of a standard form quadratic (y=ax²+bx+c) transforms the graph how?

• Up and down

• Left or right

• Reflects over x axis

• Up only

Which function best matches the graph below?

Tags

CCSS.HSF-IF.C.7A

• x=0 is the axis of symmetry

• x=3 is the axis of symmetry

• The maximum value of g(x) is 0

• The minimum value of g(x) is 3

How many zeros (x-intercepts) does this function have?

• 0

• 1

• 2

Tags

CCSS.HSF-IF.C.7A

Determine the domain and range of the function

• Domain: (-∞, ∞)

  Range: (-∞, ∞)

• Domain: [-4, ∞)

  Range: (-∞, ∞)

• Domain: (-∞, ∞)

  Range: [-4, ∞)

• Domain: [-1, 5]

  Range: [-4, ∞)