Is this limit actually solvable? Reddit calculus problem r/askmath

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Isn't this limit equivalent to the definition of the derivative? Reddit calculus problem r/askmath

8:32
Why can't the 1/(3x) be replaced with 0? Reddit calculus limit r/calculus

9:43
Me & my friend have spent 2 hours on these 2 questions. Area with parametric equations. Reddit Calc2

9:44
Is this equation solvable? x^ln(4)+x^ln(10)=x^ln(25)

9:03
My friend & I have been arguing over this chain rule derivative. Is it possible? Reddit r/calculus

21:01
Blanche Gardin a Osé Critiquer Israël dans un Sketch !

20:37
Integrate x^-x dx

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