Absolute value is a mathematical concept often used in conjunction with a number line or graph to represent the relative value from zero (modulus). To illustrate this idea in a different way, the ...

Absolute value equations (AVEs), characterised by the inclusion of absolute value functions in the variables, present inherently non‐smooth and computationally challenging problems that are ...

Solve quadratic equations by factorising, using formulae and completing the square. Each method also provides information about the corresponding quadratic graph. Part of Maths Algebra ...