Find the requested function value of ?.If sin ? = 0.7273, find cos ?.
A. 0.1930
B. 0.1404
C. 0.9437
D. 0.6863
Answer: D
Mathematics
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Find the derivative of the function.y = 
A. y ' = 
B. y ' = 
C. y ' = 
D. y ' = 
Mathematics
Find the standard deviation. Round to one more place than the data.19.6, 12.6, 38.9, 31.8, 22.5, 21.4
A. 4031.6 B. 9.38 C. 35.4 D. 3591.7
Mathematics
Solve. Round to the nearest tenth.One end guy wire is attached to the top of a 12-foot pole and the other end is anchored into the ground 7 feet from the base of the pole. Find the length of the guy wire.
7 feet
A. 19 ft B. 13.9 ft C. 19.3 ft D. 13.6 ft
Mathematics
Convert the units using two or three unit fractions.5
mi = 
ft
A. 14,520 B. 2904 C. 58,080 D. 29,040
Mathematics