If y=tan x+sec x, prove that d2y/dx2=cos x/(1-sin x) Share with your friends Share 6 Pooja Khanna answered this Here is the link for the answer to your query: https://www.meritnation.com/ask-answer/question/if-y-tanx-secx-prove-that-y2-cosx-1-sinx-2/continuity-and-differentiability/2564868 -11 View Full Answer Nidhi Verma answered this If y=tan x+sec x, prove that d2y/dx2=cos x/(1-sin x) If y=tan x+sec x, prove that d2y/dx2=cos x/(1-sin x)^2 -10
