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The Image shows all the Details.., The correct option is B.., I want to know B is the answer

If sin A , cos A , tan A are in Geometric Progression . then \(cot^{6} A - cot^{2} \)

the answer is 1

I wanted to know how? please Explain!

I hope ...it would be better as it is a History ...and many new Users want to know the History of Brilliant etc .,

sir,

U show only top 20 in the List which is visible at main challenge page .... but Please give there a link called "100" with "more" & "less"

u are ...

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