Inequalities

Further Mathematics S.S.S 3 First Term

WEEK 11

Inequalities

Performance Objectives

Students should be able to:

  1. Solve quadratic inequalities
  2. Solve inequalities in two dimensions.

Content

Quadratic Inequality

A quadratic inequality is an inequality in which one side is a quadratic polynomial and the other side is zero

A quadratic inequality can take any of the following forms:

1. ax2 + bx + c > 0

2. ax2 + bx + c < 0

3. ax2 + bx + c ≥ 0

4. ax2 + bx + c ≤ 0

Example 1

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