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Showing posts with label Trigonometry. Show all posts
Showing posts with label Trigonometry. Show all posts

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Maths VVI Formulas of Algebra and Trigonometry

Maths VVI Formulas of Algebra and Trigonometry   1. (α+в)²= α²+2αв+в² 2. (α+в)²= (α-в)²+4αв 3. (α-в)²= α²-2αв+в² 4. ...
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