If 7cosec a-3cot a = 7, then the value of 7cot a-3cosec a is equal to:-
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7cosec a - 3cot a =7
7/sin a - 3(cos a/ sin a) =7
7(1/sin a - 1) = 3 ( cos a / sin a)
7(1/sin a.cos a - sec a ) = 3 cosec a
7
7/sin a - 3(cos a/ sin a) =7
7(1/sin a - 1) = 3 ( cos a / sin a)
7(1/sin a.cos a - sec a ) = 3 cosec a
7
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