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If A+B+C=pi , prove that cotA+cotB+cotC-...

If `A+B+C=pi` , prove that `cotA+cotB+cotC-cos e cAdotcos e cBdotcos e cC=cotAdotcotBdotcotCdot`

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To prove the identity \( \cot A + \cot B + \cot C - \csc A \csc B \csc C = \cot A \cot B \cot C \) given that \( A + B + C = \pi \), we will follow these steps: ### Step 1: Write the left-hand side in terms of sine and cosine We start with the left-hand side: \[ \cot A + \cot B + \cot C - \csc A \csc B \csc C ...
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