# Two exercises in complex analysis

I am stuck on the attched two problems. I have no idea how to approach them.

## Answer

**Answers can be viewed only if**

- The questioner was satisfied and accepted the answer, or
- The answer was disputed, but the judge evaluated it as 100% correct.

1 Attachment

Erdos

4.4K

The answer is accepted.

Join Matchmaticians Affiliate Marketing
Program to earn up to 50% commission on every question your affiliated users ask or answer.

- answered
- 369 views
- $8.00

### Related Questions

- Compute $$\oint_{|z-2|=2} \frac{\cos e^z}{z^2-4}dz$$
- Prove Holder-continuity for $\mu_\lambda (x) = \sum\limits_{n=1}^\infty \frac{ \cos(2^n x)}{2^{n \lambda} }$
- Complex Variables
- A function satifying $|f(x)-f(y)|\leq |x-y|^2$ must be constanct.
- Advanced Modeling Scenario
- Calculating the residues at the poles of $f(z) = \frac{\tan(z) }{z^2 + z +1} $
- Let $f:U\subset\mathbb{R} ^3\rightarrow \mathbb{R} ^2$ given by $f(x,y,z)=(sin(x+z)+log(yz^2) ; e^{x+z} +yz)$ where $U = { (x, y, z) ∈ R^3| y, z > 0 }.$ Questions Inside.
- Element satisfying cubic equation in degree $5$ extension