Solve the equation on the interval [0, 2?).cos2 x - cos x = 0
A. 0, 
, 
B. 0, 
, ?, 
C. 
, 
D. 
, ?
Answer: A
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Solve the problem.Find the area bounded by y(36 + 16x2) = 4, x = 0, y = 0, and x = 4.
A. 
tan-1
B. 
tan-1
C. 4 sin-1
D. sin-1
The following comparison line graph indicates the number of vehicles sold for a seven week period by two different salespeople. Use the graph to answer the question.
During what week did Chris sell the most number of vehicles?
A. Week 5 B. Week 3 C. Week 7 D. Week 1
Solve the problem.An initial investment of $1400 is appreciated for 7 years in an account that earns 2% interest, compounded continuously. Find the amount of money in the account at the end of the period. Round to the nearest cent.
A. $46,361.63 B. $1610.38 C. $4495.78 D. $1863.00
Convert the angle measures to degrees, minutes, and seconds. Round seconds to whole units, if necessary.57.36°
A. 57°21'24'' B. 57°21'42'' C. 57°21'36'' D. 57°21'36''