Lesson 1.5 (Precal)

Find the domain of f(x):

• x > 1

• x ≠ 1

• x < 1

• x ≥ 1

Find the domain of h(x):

• x < -2

• x ≠ -2

• x > -2

• x ≥ -2

Find the domain of i(x):

• x < 0

• x ≠ 0

• x > 0

• x ≥ 0

Identify the domain of the following relation:

• {-6, 14, 2, 28}

• {-6,14, 0, 32, 2, 38, 4,44}

• {-6, 0, 2, 4}

• {14, 32, 38, 44}

What is the domain?

• {-2, -1, 0, 1, 8}
• {3, 5, 7 , 9, 0}
• {-2, -1, 0, 1, 3, 5, 7, 8, 9}
• {-2, -1, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9}

What is the domain of the graph?

• 1 ≤ x ≤ 4

• 1 ≤ x ≤ 5

• x ≥ 1

• x ≤ 4

Which graph does NOT pass the vertical line test?

• Graph 1
• Graph 2
• Graph 3
• Graph 4

Which set of ordered pairs represents a function?

• {(9,5) (10,5) (9,-5) (10,-5)}

• {(3,4) (4,-3) (7,4) (3, 8)}

• {(6,-5) (7, -3) (8, -1) (9, 1)}

• {(2, -2) (5, 9) (5, -7) (1, 4)}

What is the domain of the graph?

• y≥1

• x ≥ 1

• All real numbers

• none of these

What is the range of the graph?

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