Perform the operation shown below and leave the result in trigonometric form. 
Definitions:
CFC
Chlorofluorocarbons, compounds containing carbon, chlorine, and fluorine, known for their role in ozone depletion.
O3
Ozone; a molecule composed of three oxygen atoms, significant as a protective layer in the Earth's stratosphere and as a pollutant at ground level.
Biosphere Reserves
Zones designed and set aside to protect biodiversity, promote sustainable development, and foster research and conservation education.
In Situ Conservation
The practice of conserving biodiversity in its natural habitat or original location, focusing on protecting the ecosystems and natural processes.
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