• Know the definition of modulus function , lf(x)l, and the graph of the modulus function where the core function, f(x) is linear, quadratic or trigonometric
  • Solve equations involving modulus functions.
  • Solve inequalities with modulus functions

The modulus function, y = l al is defined as
The Fundamental properties are

Notes on the introduction to Modulus Function,

How to solve equation involving modulus function

Modulus function

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1. Solving absolute value Equations

2. Solving absolute inqualities with "Less than"

3. Solving absolute value inequalities with "Greater than"