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- Thread starter bitrex
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- #2

Mute

Homework Helper

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[tex]xlnx = lnz[/tex]

[tex]\frac{x}{x} + lnx = 0[/tex]

[tex]1 + lnx = 0[/tex]

[tex] lnx = -1[/tex]

[tex]e^{-1} = x[/tex]

I'm pretty sure the derivative can be done in elementary functions. Solving for an equation like [tex]

2^t = 5t

[/tex] can't be done in elementary functions though.

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