The equation uses just one simple variable coefficient (b). It is designed to give decreasing returns to utilization at the effective demand limit. Here is a graph of annual data since 1969… ...

GCSE; AQA; Transformation of curves - Higher- AQA Translating graphs. Functions of graphs can be transformed to show shifts and reflections. Graphic designers and 3D modellers use transformations ...

The equation of a straight line graph has the form \(y = mx + c\), where \(m\) is the gradient and \(c\) is where the line crosses the \(y\)-axis.