A demonstration of how to apply the identity (cosh(x))^2-(sinh(x))^2 = 1 and the graphical properties of sinh(x) and cosh(x) to finding sinh(x) if cosh(x) is known and vice versa.

The relationship between cosh (x) and sinh (x) (MathsCasts)

These MathsCasts were produced by the mathematics support centres at Swinburne University, the University of Limerick and Loughborough University. They were part of a collaborative research project to develop high quality resources and investigate the effectiveness of MathsCasts to support mathematics learning. The full set of resources are available at http://commons.swin.edu.au/s/mathscasts MathsCasts are licensed under a Creative Commons Attribution-NonCommercial-NoDerivs 3.0 Unported License

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The relationship between cosh (x) and sinh (x) (MathsCasts)

The relationship between cosh (x) and sinh (x) (MathsCasts)