A tangent line to a function at a point is a line that …
Category: Mathematics and Science
The harmonic mean is another kind of average value for a discrete data …
How to calculate the harmonic mean
The geometric mean is another type of average which shows the central tendency …
How to calculate the geometric mean
For a given (discrete) set of data, the arithmetic mean is the representation …
How to calculate the arithmetic mean
When dealing with trigonometric functions we often have to switch between the two units …
How to transform from degrees to radians and from radians to degrees
A common approach in trigonometry is to use the unitary circle to represent …
Trigonometric functions and the unitary circle
For a right triangle we can establish certain relationships between the trigonometric functions, …
Basic properties of trigonometric functions
Trigonometry is a part of mathematics which deals with the study of angles. …
What is trigonometry
In this tutorial we are going to learn about radicals. In mathematics a …
What are radicals in maths
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