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If A+B+C=pi/2, then find the value of ta...

If `A+B+C=pi/2`, then find the value of `tanAtanB+tanBtanC+tanCtanA`

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To solve the problem, we need to find the value of \( \tan A \tan B + \tan B \tan C + \tan C \tan A \) given that \( A + B + C = \frac{\pi}{2} \). ### Step-by-Step Solution: 1. **Use the given equation**: \[ A + B + C = \frac{\pi}{2} \] ...
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