Trigonometry

Even though each trigonometry function is perfectly wonderful, being able to express each...

Trigonometry is the study of triangles, which contain angles, of course. Get to know some...

The graphs of the trig functions have ma...

The angles used most often in trig have trig functions with convenient exact values. Other...

When performing transformations in trig functions, such as rotations, you need to use the...

If you need to find particular solutions to nonhomogeneous differential equations, then yo...

The most common classification of differential equations is based on order. The order of a...

In order to identify a nonhomogeneous differential equation, you first need to know what a...

The double-angle formula for sine comes from using the trig identity for the sine of a sum...

Starting with the Pythagorean identity,...

Linear Algebra For Dummies