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In Exercises 1728, evaluate the expression exactly without
Chapter 4, Problem 297(choose chapter or problem)
QUESTION:
In Exercises 17–28, evaluate the expression exactly without a calculator.
\(\cos 330^{\circ}\)
Questions & Answers
QUESTION:
In Exercises 17–28, evaluate the expression exactly without a calculator.
\(\cos 330^{\circ}\)
ANSWER:Step 1 of 2
We need to evaluate the value of
Also we know that