Unit 4 Test

What is the range of the graph?

• 1 ≤ x ≤ 5
• 1 < x < 5
• 1 ≤ y ≤ 5
• 1 < y < 5

What is the domain of the graph?

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

What is the range?

• -4 < x ≤ 5
• -4 ≤ x < 5
• -3 < y < 3
• -3 ≤ y ≤ 3

What is the DOMAIN of this graph? 

• x < -3
• x ≤ -3
• x > -3
• x ≥ -3

Which graph represents a function with a domain of all real numbers greater than or equal to -7 and less than 2?

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Is the relation a function?

• Yes

• No

Determine if each relation is a function.

Groups:

(a) Function

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(b) Not a Function

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Identify the domain and range of the function.

• Domain: -6 ≤ x ≤ 2

  Range: -3 ≤ y ≤ 5

• Domain: -∞ < x < ∞

  Range: -3 ≤ y ≤ 5

• Domain: -∞ < x < ∞

  Range: -∞ < y ≤ 3

• Domain: -∞ < x < ∞

  Range: 3 ≤ y < ∞