Evaluate the trigonometric function. Round your answer to four decimal places. (Be sure the calculator is set in the correct angle mode.)
?
sec 221°
?

A. -1.3250
B. -1.0250
C. -0.8250
D. -0.9250
E. -1.2250

Answer: A

Mathematics

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A. {2006, 2007, 2008, 2010, 2011} B. {2009, 2012} C. {2006, 2007, 2008, 2009, 2010, 2011} D. {2006, 2007, 2008, 2011}

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Plot the point with the given polar coordinates.(2, 45°)

A.

B.

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Perform the indicated operation. Simplify the result if possible.29 ft 4 in. - 3 ft 2 in.

A. 26 ft 4 in. B. 32 ft 2 in. C. 26 ft 2 in. D. 25 ft 2 in.

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For the function f, use composition of functions to show that f-1 is as given.,  

What will be an ideal response?

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Mathematics