prove : sin/1 - cos+ tan/1+cos = cosec . sec + cot Share with your friends Share 7 Manbar Singh answered this LHS = sin θ1-cos θ + tan θ1+cos θ=sin θ1-cos θ + sin θcos θ1+cos θ=sin θ cos θ + sin θ. cos2θ + sin θ - sin θ cos θcos θ1-cos θ1+cos θ=sin θ1 + cos2θcos θ . sin2θ=1 + cos2θsin θ. cos θ=1sin θ. cos θ + cos θsin θ=cosec θ . sec θ + cot θ=RHS 28 View Full Answer