Range of function $y=\frac{e^\frac{x^3}{3}}{x^3}$
49999
Express $y$ from $\ln(x)+3\ln(y) = y$
45360
How to obtain $\lim_{(x,y) \to (0,0)} (x^2·y^3)/(x^4+y^6)$
125667
Limit of a function of two variables
73786
Limit of $\frac{\sin(x+y)}{x+y}$ as $(x,y) \to (0,0)$
78877
Limit: $\lim\limits_{x\to0}\frac{e^x-e^{\sin x}}{x-\sin x}$
73881
A question on numerical range
89265
Proving that $x - \frac{x^3}{3!} 0$
38804
Wrong Wolfram|Alpha limit? $ f(x,y) = \frac {xy}{|x|+|y|} $ for $(x,y)\to(0,0)$
13510
Multivariable Delta Epsilon Proof $\lim_{(x,y)\to(0,0)}\frac{x^3y^2}{x^4+y^4}$ --- looking for a hint
75705
Finding derivative of $\sqrt[3]{x}$ using only limits
147506
Calculate $\lim\limits_{x\to4} \frac {\sqrt {1+2x}-3} {\sqrt x -2}$
62606
Non-existence of $\lim \limits_{(x, y) \to (0,0)} \frac{x^3 + y^3}{x - y} $
85480
Let $f(x,y)=\frac{x^3-y^3}{x^2+y^2}$. Is f differentiable in $(0,0)$?
147299
Prove that $g(x,y) = \frac{x^3y}{x^2+y^2}$ with $g(0,0)=0$ is continuous
101130
How to determine the limit of $ f(x, y)=\frac{9xy}{x^2 + y^2}$?
87489
Find range of $f(x)=3|\sin x|-4|\cos x|$
94193
determine whether $f(x, y) = \frac{xy^3}{x^2 + y^4}$ is differentiable at $(0, 0)$.