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If cos A = m cos B, then write the value of cot ((A+B)/2)cot((A-B)/2).

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If cos A = m cos B, then write the value of cot ((A+B)/2)cot((A-B)/2).

cot\(\frac{A+B}{2}\) cot\(\frac{A-B}{2}\)

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cot ((A+B)/2)cot((A-B)/2)

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