1.

cos22∘−sin22∘cos22∘+sin22∘ equal to tanA, 0∘ < A < 90∘ . Find the value of A. ___

Answer»

cos22∘−sin22∘cos22∘+sin22∘ equal to tanA, 0∘ < A < 90∘ . Find the value of A.


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