Flashcardizz Review Day 3 - Chapter 14

Front

What is set-builder notation?

Back

Set-builder notation is a mathematical notation for describing a set by stating the properties that its members must satisfy.

Front

How do you express the interval (−∞, 5] in set-builder notation?

Back

{x | x ≤ 5}

Front

How do you express the interval [14, ∞) in set-builder notation?

Back

{x | x ≥ 14}

Front

What is the correct set-builder notation for the interval (22, 98]?

Back

{x | 22 < x ≤ 98}

Front

What does the symbol '≤' mean in mathematics?

Back

The symbol '≤' means 'less than or equal to'.

Front

What does the symbol '≥' mean in mathematics?

Back

The symbol '≥' means 'greater than or equal to'.

Front

What is the difference between open and closed intervals?

Back

Open intervals do not include their endpoints, while closed intervals do.

Front

How would you write the set of all numbers greater than 14 in set-builder notation?

Back

{x | x > 14}

Front

What is the set-builder notation for all numbers less than or equal to 5?

Back

{x | x ≤ 5}

Front

What does the interval notation (a, b) represent?

Back

The interval notation (a, b) represents all numbers x such that a < x < b.