Semester Review Chapter 2

Front

What is an inequality?

Back

An inequality is a mathematical statement that compares two expressions and shows that one is greater than, less than, or not equal to the other. Examples include <, >, ≤, and ≥.

Front

Back

Front

Back

It represents all numbers less than or equal to -4, including -4 itself.

Front

Back

Front

Back

Front

Back

It means that b can take any value less than -19.

Front

What is the difference between strict and non-strict inequalities?

Back

Strict inequalities (<, >) do not include the boundary point, while non-strict inequalities (≤, ≥) do include the boundary point.

Front

Back

Draw a number line, place a closed circle on -4, and shade to the left to indicate all numbers less than -4.

Front

Back

The solution set includes all real numbers less than 4.

Front

Back

The solution is all numbers x that are greater than -3 and less than 5.