NCERT Exercise 5.5 Q1 - Continuity and Differentiability

Question: Differentiate the function in Exercise 5.5 Q1 (logarithmic differentiation / products as printed).

Answer: – cos x cos 2x cos 3x [tan x + 2 tan 2x + 3 tan 3x]

Full step-by-step NCERT solution with diagrams on Something by Zero.