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.
So in the domain , we have
Thank you very much.
We have: . . .
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