Provide an appropriate response.The equation sin
has no solution in the interval 
Explain what this tells you about the graph of 
What will be an ideal response?
The graph does not cross the x-axis.
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Find the centroid of the region.
A. 
= 
, 
= 
B. 
= 
, 
= 
C. 
= 
, 
= 
D. 
= 
, 
= 
Solve.Jameel's cellular phone plan gives him 550 anytime minutes per month for a monthly access fee of $45.99. Minutes in excess of 550 are charged at the rate of $0.42 per minute. Last month, Jameel used his cellphone for 629 minutes. How much was he charged?
A. $79.17 B. $81.54 C. $33.17 D. $310.17
Solve the problem.From a distance of x feet to a 110-meter-high radio tower, the angle of elevation is ? degrees. Then 
Use a reciprocal identity to rewrite this formula.
A. 110 cot ?
B. 
C. 110 sec ?
D. 
Use the sum-of-the-years'-digits method of depreciation. Round to the nearest dollar.Find the book value at the end of the second year for an air filtration system which cost $7800, has a life of 5 years, and an estimated scrap value of $780.
A. $4992 B. $3120 C. $4212 D. $3588