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Kisachek [45]
3 years ago
12

Find an exact value. Cosine of negative seven pi divided by twelve

Mathematics
2 answers:
Dmitrij [34]3 years ago
6 0
<span><span>−<span><span>​7/12</span><span>​​</span></span>+(cosı)ne

I hope this helps. :)
</span><span>
</span></span>
valkas [14]3 years ago
3 0
Well π=180°
-7π/12=x
x=-7π*180°/12
=105°
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