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If in Delta ABC, (a -b) (s-c) = (b -c) (...

If in `Delta ABC, (a -b) (s-c) = (b -c) (s-a)`, prove that `r_(1), r_(2), r_(3)` are in A.P.

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To prove that \( r_1, r_2, r_3 \) are in Arithmetic Progression (A.P.) given the condition \( (a - b)(s - c) = (b - c)(s - a) \), we can follow these steps: ### Step 1: Start with the given equation We start with the equation: \[ (a - b)(s - c) = (b - c)(s - a) \] ...
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