Set Notation Quiz

Write the following solution in set builder notation:

x ≥ -2

• { x | x ≥ 2 }

• { x | x ≥ -2 }

• { x ≥ -2 }

• { x | x ≤ -2 }

Write the following solution in set builder notation:

y > 10

• { y > 10 }

• { y | y > 10 }

• { y | y < 10 }

• ( -0, 10 )

Write the set of numbers inset-builder notation.
(−∞, 5] or [14, ∞)

• {x∣x ≤ 5 or x > 14}

• {x∣x ≤ 5 or x ≥ 14}

• {x∣x < 5 or x > 14}

• {x∣x ≤ 5 or x > 14}

Express the following interval in Set notation:
[3, 5]

• { x  | 3 ≤ x ≤ 5 }

• { x  | 3 < x < 5 }

• { x  | 3 ≤ x ≥ 5 }

• { x | 3 < x > 5 }

What set notation does the number line graph represent?

• {x| x ≥-5 }
• {x| -5 ≥ x }
• {x| -5 ≥∞}
• {x| -5 ≤ x < ∞ }

Write the set of numbers in set-builder notation:
(-∞, -1) ∪ (5, ∞)

• {x | x < -1 or x > 5}

• {x | x ≤ -1 or x ≥ 5}

• {x | x < -1 and x > 5}

• {x | x ≤ -1 and x ≥ 5}

Convert the following to set-builder notation:
(-∞, 0)

• {x | x > 0}

• {x | x ≤ 0}

• {x | x ≥ 0}

• {x | x < 0}

Write the set of numbers in set-builder notation:
(-5, 10]

• {x | -5 ≤ x ≤ 10}

• {x | -5 < x ≤ 10}

• {x | -5 < x < 10}

• {x | -5 ≤ x < 10}