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Math is Fun
This site is an online mathematics and science school
where you can study without leaving your home (online education).
"
Do not worry about your difficulties in mathematics, I assure you that mine are greater
". Einstein, Albert (1879-1955)
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Reduction formulas
These formulas permit:
1) to find a numerical values of trigonometric functions of angles, greater than 90°;
2) to execute transformations, leading to more simple expressions;
3) to get rid of negative angles and angles, greater than 360°.
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