10/2 Warm up: Key Features of Quadratics

Identify the y-intercept

• (0, -3)

• (0, 1)

• (0, 3)

• (2, 1)

Tags

CCSS.HSA.CED.A.2

CCSS.HSA.REI.D.10

CCSS.HSF.IF.B.4

CCSS.HSF.IF.C.7

CCSS.HSS.ID.C.7

What do we call the highest or lowest point of a quadratic?

• parabola
• vertex
• graph
• point

Tags

CCSS.HSF.IF.B.4

CCSS.HSF.IF.C.7

What is the equation for axis of symmetry?

• y=3
• x=3
• x=5
• x=1

Tags

CCSS.HSA.REI.B.4

CCSS.HSA.REI.D.10

CCSS.HSG.GPE.A.2

Use the graph to determine the x-intercept(s).

• (1, 0)

• (0, 3), (0, 1)

• (3, 0), (1, 0)

• (0, -3)

Tags

CCSS.HSA.APR.B.3

CCSS.HSA.REI.D.10

CCSS.HSA.REI.D.11

What are the coordinates of the vertex, and is it a maximum or minimum?

• (-1, 4); Maximum

• (-1, 4); Minimum

• (4, -1); Maximum

• (4, -1); Minimum

Tags

CCSS.HSA.REI.B.4

CCSS.HSF.IF.B.4

CCSS.HSF.IF.C.7

What is the domain of the graph?

• (-∞, ∞)

• [0, ∞)

• (-∞, 0]

• [-8, 8]

What is the range of the graph?

• (-∞, ∞)

• [0, ∞)

• (-∞, 0]

• [-8, 8]

Does this graph have a maximum or minimum value?

• maximum
• minimum
• neither
• both

Tags

CCSS.HSA.REI.D.10

CCSS.HSF.IF.B.4

CCSS.HSF.IF.C.7

Find the increasing interval for the function.

• (-∞, 2)

• (2, ∞)

• (1, 3)

• (-∞, 1)

Find the decreasing interval for the function.

• (-∞, 2)

• (2, ∞)

• (1, 3)

• (-∞, 1)