QSE2 Inequalities Review

Front

Does the sign need to flip when solving an inequality?

Back

Yes, the sign flips when multiplying or dividing by a negative number.

Front

What does the inequality x < 6 represent on a number line?

Back

It represents all numbers less than 6, which is shown as an open circle at 6 and a line extending to the left.

Front

Which inequality matches the graph showing an open circle at -2 and a line extending to the right?

Back

x > -2.

Front

Solve the inequality: 10 ≥ x - 3. What is the solution for x?

Back

x ≤ 13.

Front

Which inequality matches the graph showing an open circle at 3 and a line extending to the left?

Back

x < 3.

Front

What is an inequality?

Back

An inequality is a mathematical statement that compares two expressions using symbols like <, >, ≤, or ≥.

Front

What does the symbol '≥' mean?

Back

It means 'greater than or equal to'.

Front

What does the symbol '<' mean?

Back

It means 'less than'.

Front

When solving inequalities, what happens to the inequality sign when you multiply or divide by a negative number?

Back

The inequality sign flips.

Front

If x + 5 < 12, what is the solution for x?

Back

x < 7.