SOLUTION: ln x+ 2 ln 4 = ln 7- ln x

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Question 247193: ln x+ 2 ln 4 = ln 7- ln x
Answer by scott8148(6628)   (Show Source): You can put this solution on YOUR website!
x (4^2) = 7 / x

16 x^2 = 7

x = ±√7 / 4

since logarithms are NOT defined for negative arguments ___ x = √7 / 4

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