Graphing Quadratic Functions

f(x) = ax² + bx + c

is

• Factored Form

• Standard Form

• Vertex Form

f(x) = a(x - r₁)(x - r₂)

is

• Factored Form

• Standard Form

• Vertex Form

f(x) = a(x - h)² + k

is

• Factored Form

• Standard Form

• Vertex Form

The y-intercept of

g(x) = -8x² + 3x - 4

is

• (0, -8)

• (0, 3)

• (0, -4)

• (-4, 0)

Tags

CCSS.HSF-IF.C.7A

The x-intercepts of

y = -2(x - 5)(x + 1)

are

• (5, 0) and (-1, 0)

• (5, -1)

• (-5, 0) and (1, 0)

• (-2, 0)

Tags

CCSS.HSF-IF.C.7C

The vertex of

y = -¹/₂(x + 9)² + 3

is

• (9, 3)

• (-¹/₂, 3)

• (-9, -3)

• (-9, 3)

What function could represent the graph?

• f(x) = -(x + 6)(x - 2)

• g(x) = 2(x + 12)(x - 4)

• h(x) = (x - 8)(x + 2)

• w(x) = -2(x + 5)(x + 1)

Tags

CCSS.HSA-SSE.B.3B

CCSS.HSF-IF.C.8A

What function could represent the graph?

• f(x) = (x - 3)²

• g(x) = -(x + 2)²

• h(x) = -x²

• m(x) = -(x - 2)²

Tags

CCSS.HSF-IF.C.7A

Which statement is FALSE?

• The roots are

  x = -2, 3.

• a < 0

• The x-intercepts are

  (-2, 0) and (3, 0).

• The range is

  (-∞, ∞).

Tags

CCSS.HSF-IF.C.7A

What is the vertex for the function?

f(x) = -4x² - 24x + 3

• (3, -105)

• (-3, 39)

• (-3, 219)

• (6, -285)