If `sinx, cosx, tanx`are in G.P., then `cot^6x-cot^2x=` (A) 0 (B) -1 (C) 1 (D) depends on x
Channel: Doubtnut
Date: 2020-04-05

If `sinx, cosx, tanx`are in G.P., then `cot^6x-cot^2x=` (A) 0 (B) -1 (C) 1 (D) depends on x