Modeling Functions with Graphs Test Review

What is the RANGE?

• (-∞, ∞)
• (-2, ∞)
• [-2, ∞)
• (-∞, 0) U (0, ∞)

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.B.5

What is the range of the graph?

• y≥1
• x≥1
• All real numbers
• none of these

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.B.5

What is the domain of the graph?

• 1≤ x ≤ 4
• 1 < x < 4
• 1≤ y ≤ 4
• 1 < y < 4

Tags

CCSS.8.F.A.1

CCSS.HSF.IF.B.5

Is this set of ordered pairs a function or not a function? 

• Function
• Not a Function 

Tags

CCSS.8.F.A.1

Is this set of ordered pairs a function or not a function? 

• Function
• Not a Function 

Tags

CCSS.8.F.A.1

What is the equation for axis of symmetry?

• y=3
• x=3
• x=5
• x=1

What's the axis of symmetry of y = 3x² - 6x + 4

• x=1
• x=-6
• x=2
• x=-1

Does the equation open or or down? 
Y = -3x² +7x - 2

• up
• down

f(x) = 2x² + 12x + 16
What is the average rate of change of f(x) on the interval [-3, -2].

• 2
• 1/2
• -2
• -1/2

Find the slope of the line that passes through:
(-12, -5) and (0, -8)

• 1/4
• -1/4
• 4
• -4

Tags

CCSS.8.EE.B.5