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0
votes
0answers
37 views
can´t solve this kind of exponential equations
I have no clue how can i solve this kind of exponential equation in closed form:
$a^n - b^n \le c$
where $a > 1$ and $-1 < b < 0$
thank you very much for your help
1
vote
0answers
84 views
How to solve these exponential equations for D?
I'm curious if this is even possible to solve for D. D is the only variable, x, y, z, and w are all constants, and e is the mathematical constant e.
$$ (\frac{x+yD^{2}}{zD})^{\sqrt{2D}} = ...
4
votes
3answers
324 views
How do I find if $\frac{e^x}{x^3} = 2x + 1$ has an algebraic solution?
Is there some way of solving $$\frac{e^x}{x^3} = 2x + 1 $$
non-numerically?
How would I go about proving if there exists a closed form solution? Similarly how would I go about proving if there exists ...
