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Let C be incircle of A B Cdot If the ta...

Let `C` be incircle of ` A B Cdot` If the tangents of lengths `t_1,t_2a n dt_3` are drawn inside the given triangle parallel to sidese `a , ba n dc` , respectively, the `(t_1)/a+(t_2)/b+(t_3)/c` is equal to 0 (b) 1 (c) 2 (d) 3

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