Solve the problem.Evaluate cos-1
degrees.
A. 180°
B. 0°
C. 90°
D. -90°
Answer: A
Mathematics
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Solve the problem. Round to the nearest dollar.A construction company purchased a piece of equipment for $1,610. The expected life is 9,000 hours, after which it will have a salvage value of $290. Find the amount of depreciation for the first year if the piece of equipment was used for 1,700 hours. Use the units-of-production method of depreciation.
A. $177 B. $149 C. $255 D. $304
Mathematics
Simplify. Assume that no denominator is zero and 00 is not considered.x4 ? x0
A. x4 B. 0 C. x0 D. 2x4
Mathematics
Find the range of the function.y = 8x5
A. (-?, ?) B. [-8, ?) C. [8, ?) D. [0, ?)
Mathematics
Choose the point on the terminal side of ?.? =
A. (, -1)
B. (1, - )
C. (1, -1)
D. (-1, )
Mathematics