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Equation:
Half Angle Identity - Cosine
LaTeX / TeX | MathType | MathML



LaTeX Code:

\cos \frac{\theta }{2} = \sqrt {\frac{{1 + \cos \theta }}{2}}


MathType 5.0 Code:


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Pasting the above "text" into MathType 5.0 will enter the above equation and make it possible to edit, save, and use in applications such as MS Word.



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