SOLUTION: If y^x = 5^y then dy/dx = .... [(1 +lnx)y , (1- lnx)y , (1+1/x)y , (1- 1/x)y]

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Question 1206873: If y^x = 5^y then dy/dx = ....
[(1 +lnx)y , (1- lnx)y ,
(1+1/x)y , (1- 1/x)y]
Found 2 solutions by Edwin McCravy, ikleyn:
Answer by Edwin McCravy(20056)   (Show Source): You can put this solution on YOUR website!
If y^x = 5^y then dy/dx = ...


Take natural logs of both sides:







Multiply through by y









Don't see that listed!!!

Edwin
Answer by ikleyn(52788)   (Show Source): You can put this solution on YOUR website!
.

This problem is posed incorrectly, since NO ONE of listed options is a correct answer.



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