Plz explain how to solve dis... Q.19. 1 2 tan x 2 + 1 4 tan x 4 + . . . + 1 2 n tan x 2 n = Share with your friends Share 0 Lovina Kansal answered this Dear student As the chapter name suggests this is a question of principle of mathematicalInduction.So,in your question RHS of the expression is missing. Looking forward to hear from you again! Regards 0 View Full Answer