Considering only the values of ß for which sin ß tan ß sec ß cot ß is defined, which of the following expressions is equivalent

Question

Considering only the values of ß for which sin ß tan ß sec ß cot ß is defined, which of the following expressions is equivalent to sin ß tan ß sec ß cot ß?

Select the correct answer below: 
sec ß cot β
tan β 
cot tan β 
tan ß csc ß sec ß

Kunduz · Accepted Answer

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