Find the exact value of the expression.cos 
A. 
B. 1
C. 
D. 
Answer: C
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The length L, in feet, of a baby blue whale depends on its age T, in months. The relationship is
.
How old is a baby wale that is 47 feet long?
?
A. 5.43 months B. 17.78 months C. 6.83 months D. A baby whale is never that long.
Solve the problem.A guy wire to a tower makes a 67° angle with level ground. At a point 37 ft farther from the tower than the wire but on the same side of the base as the wire, the angle of elevation to the top of the pole is 32°. Find the wire length (to the nearest foot).
A. 39 ft B. 68 ft C. 34 ft D. 73 ft
Provide an appropriate response.Divide: 2
÷ 3
A. 
B. 
C. 
D. 
E. none of the above
Use the sum-of-the-years'-digits method of depreciation. Round to the nearest dollar.Scot Cleaners bought a new trouser press for $7000 and estimates its life at 4 years at which time the salvage value is expected to be $700. Find the amount of depreciation each year.
A. $2520, $1890, $1260, $630 B. $3500, $1750, $875, $175 C. $1575, $1575, $1575, $1575 D. $2800, $2100, $1400, $700