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 ...

Transformations of Functions. ... For example type "x^2" for x-squared, or x^(1/2)" for square-root of x. Type "abs(x)" for absolute value of x. The last icon in the tool bar will allow you to move ...

National 5; Working with the graphs of trigonometric functions Example. Trigonometric graphs can be sketched when you know the amplitude, period, phase and maximum and minimum turning points.