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lozanna [386]
3 years ago
8

Find the exact value of cos 105°.

Mathematics
2 answers:
Rus_ich [418]3 years ago
7 0
If you put it into your calculator by pressing the COS button and then typing in 105, you get -0.258819045...
Alexxx [7]3 years ago
4 0
\frac{ \sqrt{2}- \sqrt{6} }{4}
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