Straight-line graphs of logarithmic and exponential functions Watch this video to learn about straight line graphs of logarithmic and exponential functions.

Logarithmic convexity type continuous dependence results for discrete harmonic functions defined as solutions of the standard $C^0$ piecewise-linear approximation to Laplace's equation are proved.

Learn about and revise how to create and solve simultaneous equations, including the use of graphs to produce solutions with Bitesize GCSE Maths Edexcel .