prove that sin theta/1 - cos theta + tan theta/1 + tan theta = sec theta cosec theta + cot theta
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sinθ(1+tanθ)+cosθ(1+cotθ)
=sinθ+
cosθ
sin
2
θ
+cosθ+
sinθ
cos
2
θ
=sinθ+
sinθ
cos
2
θ
+
cosθ
sin
2
θ
+cosθ
A=
sinθ
sin
2
θ+cos
2
θ
+
cosθ
sin
2
θ+cos
2
θ
As,sin
2
θ+cos
2
θ=1
A=
sinθ
1
+
cosθ
1
= cosecθ+secθ
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