Math, asked by ddrairtravels, 10 months ago

how to study algebra formulas in easy way

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Answered by 201098

0

Answer:

n triangle ABC, if a^2,b^2,c^2 are in A.P then prove that CotA/2,cotB/2,cotC/2 are also in AP..

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Answered by uy638363

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Answer:

hi

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