# How to Evaluate Trig Functions Without a Calculator?

The use of calculators to assist with the evaluation of trigonometric functions is relatively new. For centuries, mathematicians had no such aids. Fortunately, this led to the development of method... Read More »
http://www.ehow.com/how_8332969_evaluate-trig-functions-calculator.html

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## How to Translate Trig Functions?

There are eight principle ways of manipulating trig functions. You can multiply, divide, add or subtract. Furthermore, you can use these operations on the function itself or on the independent vari... Read More »
http://www.ehow.com/how_8501501_translate-trig-functions.html

## How to Do Squared Trig Functions?

Trigonometric functions are a member of the transcendental function group. Squared trigonometric functions are often used to model analog systems. These functions often first occur in trigonometry ... Read More »
http://www.ehow.com/how_8481002_do-squared-trig-functions.html

## How to Use Trig Functions to Find Angles?

To find the unknown angle of a particular triangle, you use the three primary trigonometric functions: sine, cosine and tangent. As long as you know the lengths of the triangle, you can use these f... Read More »
http://www.ehow.com/how_8414396_use-trig-functions-angles.html

## How to Find Inverse Trig Functions?

A function is a relation. Imagine two lists of numbers on a piece of paper, with arrows pointing from each number in the first list to a corresponding number in the second. The inverse of a functio... Read More »
http://www.ehow.com/how_8349198_inverse-trig-functions.html

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