`(cos21^(@) -sin21^(@))/(cos21^(@) + sin21^(@))`A)`tan21^(@)`B)`cot66^ – InterviewSolution

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1.	`(cos21^(@) -sin21^(@))/(cos21^(@) + sin21^(@))`A)`tan21^(@)`B)`cot66^(@)`C)`tan42^(@)`D)`cot42^(@)`A. `tan21^(@)`B. `cot66^(@)`C. `tan42^(@)`D. `cot42^(@)`
Answer» Correct Answer - B

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