99.26 Proof without words: cosec 2x = cot x − cot 2x

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Type: Notes
Information: The Mathematical Gazette , Volume 99 , Issue 545 , July 2015 , pp. 357

DOI: https://doi.org/10.1017/mag.2015.53 [Opens in a new window]

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99.26 Proof without words: cosec 2x = cot x − cot 2x

Volume 99, Issue 545
Shikha Chandrashekhar ^(a1)
DOI: https://doi.org/10.1017/mag.2015.53

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99.26 Proof without words: cosec 2x = cot x − cot 2x

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