Solve the following { \sin ⁡40^{ \circ }}/{\cos ⁡50^{ \circ }} + {cosec50^{ \circ }}/{sec40^{ \circ }}−4cos50^{ \circ }\:cosec40^{ \circ }

SSC CGL 6 Mar 2020 Shift 1 Paper

Question : 55 of 100

Marks: +1, -0

Solve the following

\;{\ sin\;⁡40^{\;∘\;}}/{\cos\;⁡50^{\;∘\;}} + \;{cosec50^{\;∘\;}}/{sec40^{\;∘\;}}−4cos50^{ ∘ }\:cosec40^{ ∘ }

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