Solution
Solution
+1
Solution steps
Use the following property:
Rewrite using trig identities:
Use the following trivial identity:
Use the following trivial identity:
Use the following trivial identity:
Use the following trivial identity:
Simplify
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Frequently Asked Questions (FAQ)
What is the value of cos(-(11pi)/(12)) ?
The value of cos(-(11pi)/(12)) is (-sqrt(6)-sqrt(2))/4