Provide an Appropriate Response $\cos \left( \cos ^ { - 1 } x \right) = x$

question 266

Multiple Choice

Provide an appropriate response.
-True or false? The statement $\cos \left( \cos ^ { - 1 } x \right) = x$ for all real numbers in the interval $0 \leq x \leq \pi$ .

• A) True
• B) False

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