MAT244-2018S > Web Bonus Problems

Web bonus problem--Week 3

**Victor Ivrii**:

a. Find the general solution of

$$

y'+2\cot(t)y=\cos(t).

$$

b. Find solution, which is defined on $(-\infty,\infty)$;

c. Find solution, which is defined on $(-\infty,\infty)$ and periodic.

**Wenzhe Xu**:

Here is my attempt, but I'm confusing about question b and c, is my thought right?

**Runcong Wu**:

Here, the last one has the wrong image code

**Victor Ivrii**:

Looks OK. Could you type it?

**David Chan**:

My (typed) solution:

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