(adsbygoogle = window.adsbygoogle || []).push({}); 1. The problem statement, all variables and given/known data

it ask me to integral from 0 to 2pi for 1/[5+4sin(deta)]

2. Relevant equations

i knoe i nid to find out the pole bu convert sin(deta) into exponential fomat

3. The attempt at a solution

after i solve it until 2z^2+5iz-2 i stucked,can i juz use [-b+-squarot[b^2-4ac]]/2a formula to solve this by juz let my b=5i?

and i get the answer is in negative value,if i do that.i think i might wrong ,any one can help me?

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# Homework Help: Findinf residue of 1/5+4sin(deta)

**Physics Forums | Science Articles, Homework Help, Discussion**