Find the Value of Given Trigonometric Function $\cos ( - 2.5 )$

question 47

Multiple Choice

Find the value of given trigonometric function.Round your answer to four decimal places.​ $\cos ( - 2.5 )$ ​

• A) \(\cos ( - 2.5 ) \approx - 0.7011\)
• B) \(\cos ( - 2.5 ) \approx 0.8011\)
• C) \(\cos ( - 2.5 ) \approx - 0.8011\)
• D) \(\cos ( - 2.5 ) \approx - 0.9011\)
• E) \(\cos ( - 2.5 ) \approx - 0.6011\)

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