Kainui
e^x=x solve for x



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shahzadjalbani
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apply ln (natural log) of both sides

waleed_imtiaz
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what I have to do here?
take left hand side... =e^x ...take log ... xlne =x....=R.H.S

Kainui
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\[x=\ln(x)\]

Kainui
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All this tells me is that x must be negative, otherwise the log function will be broken.

Kainui
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I know there's an answer because the graphs of y=e^x and y=x intersect at some point.

waleed_imtiaz
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x should be positive I think so thats why we take mood like lnx

anonymous
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good luck
algebra will not do it

anonymous
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you will use technology or numerical methods


Kainui
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Damn, there's no alternative trick then? Hmm.