2.9.1

Solving Inequalities

Test yourself

Inequalities

Inequalities are formulae with at least one of <, >, ≤, ≥ in them. Solve the inequality -5x - 2 > 3x:

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Multiply both sides by -1

  • Note that multiplying or dividing by a negative number switches the direction of the inequality sign.

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1Number

1.1Using Numbers

1.2Fractions, Decimals & Percentages

1.3Powers & Roots

1.4Accuracy

2Algebra

2.1Introduction to Algebra

2.2Manipulating Algebra

2.3Proofs & Functions

2.4Straight Line Graphs

2.5Common Graphs

2.6Transformations & Tangents

2.7Properties of Graphs

2.8Solving Equations

2.9Inequalities

2.10Sequences

3Ratio

4Geometry

4.1Introduction to Geometry

4.2Triangles & Quadrilaterals

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5Probability

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