# Quick maths problem

**URL:** <https://forum.kirupa.com/t/quick-maths-problem/53041>\
**Category:** random\
**Created:** [May 30, 2004, 12:18pm UTC](https://forum.kirupa.com/t/quick-maths-problem/53041 "2004-05-30T12:18:40Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![minimalistik](https://avatars.discourse-cdn.com/v4/letter/m/e47774/32.png) [@minimalistik](https://forum.kirupa.com/u/minimalistik)\
**Post date:** [May 30, 2004, 12:18pm UTC](https://forum.kirupa.com/t/quick-maths-problem/53041/1 "2004-05-30T12:18:40Z")

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I cant solve this one:

solve equation for theta where the domain is between 0 and 360 degrees

1. sin squared theta + 2sin theta cos theta - 3 cos squared theta = 0

Any ideas?