Determine the amplitude or period as requested.Period of y = 3 sin x
A. 
B. 2?
C. 3
D. ?
Answer: B
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Find an equation of the line.Parallel to y = 6, through (4, 7)
A. y = 
x + 6
B. y = 4
C. x = 4
D. y = 7
Solve the problem. Round to the nearest tenth if necessary.One end guy wire is attached to the top of a 25-foot pole and the other end is anchored into the ground 22 feet from the base of the pole. Find the length of the guy wire.
22 feet
A. 34.1 ft B. 33.3 ft C. 47 ft D. 47.8 ft
Find the amount of premium retained by the company and the amount of refund to the insured using proration.As a result of a recent claim, Joshua's Meat Market has had their fire insurance policy canceled after 9 months. Their annual premium is $1343.
A. $1119.17, $223.83 B. $895.33, $447.67 C. $1007.25, $335.75 D. $999.75, $343.25
Use a calculator to find a nonnegative angle less than 360° for the function value. Round to the nearest degree. cos ? = 0.5150, (270 °, 360°)
A. 239° B. 59° C. 121° D. 301°