Learn how to solve trigonometric equations in Higher Maths involving multiple or compound angles and the wave function in degrees or radians.

Calculating angles from trigonometric graphs The symmetrical and periodic properties of the trigonometric graphs will give an infinite number of solutions to any trigonometric equation.

How We Selected To find the best graphing calculators, we combed through customer reviews and consulted expert sources. We considered our own schooling experiences with graphing calculators as well.