In this lesson, we will discover parametric equations and how we will use the parameter to model certain functions and situations. We will also take a look at how to eliminate the parameter to ...

Evaluate the composition of trigonometric functions by creating a right triangle. In this video we will evaluate the tangent by given the ratio for cosine. To do this we will use right triangle and ...

This article was published in Scientific American’s former blog network and reflects the views of the author, not necessarily those of Scientific American On Monday, the Onion reported that the ...