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OpenStudy (anonymous):
find f^(-1)(-2) of the function f(x) = 2x+ln(x) Can someone show me how to solve this I'm completely lost as far as what path to take.
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OpenStudy (anonymous):
I understand how to find inverses normally and I understand the basic laws governing algebra. I know I can just make the original equation = -2 but even then I don't know how to isolate the x
OpenStudy (dumbcow):
http://www.wolframalpha.com/input/?i=-2+%3D+2x%2Bln%28x%29%2C+solve+for+x there really is no way to isolate x algebraically, you find have to find the solution using numerical analysis
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