tan 2x = 6 cot x. -is it change the tan 2x or 6 cot x first?
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Originally Posted by choi105 tan 2x = 6 cot x. -is it change the tan 2x or 6 cot x first? Ummm....Use the double angle formula to replace tan(2x). I think that's what you were asking. -Dan
Case 1: Case 2: So in the domain , we have
Thank you very much.
Hello, choi105! We have: . . . Hence: . Therefore: .
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