Unit 6 Test Review (Part I)

Does this graph have a maximum or minimum value?

• maximum
• minimum
• neither
• both

What is another word for zeros?

• y-intercepts
• roots
• vertex
• axis of symmetry

Use the graph to determine the solutions.
*Hint: Solutions = roots = zeros = x-intercepts

• -1 and -3
• 1 and -3
• 1 and 3
• -1 and 3

What is the vertex?

• (2, 4)
• (3, -1)
• (0, 8)
• (4, 2)

The axis of symmetry of this parabola is...

• y=4
• y=-4
• x=4
• x=-4

What is the domain of the function?

• D: [3, ∞)
• D: (-∞, 3)
• D: (-∞, ∞)
• D: [-1, 5]

What is the range?

• [-3, ∞)
• [-1, ∞)
• (-∞, ∞)
• (-∞, -1]

What are the x-intercepts?

• 0 and 2
• -4 and 0
• 2 and 3
• 0 and 4

If the blue is f(x)=x^2, then the red must be

• g(x)=x²-5
• g(x)=x²+5
• g(x)=(x-5)²
• g(x)=(x+5)²

Identify the intervals of increasing.

• (-∞, -3)

• (-3, ∞)