Solve the problem.The price P of a certain computer system decreases immediately after its introduction and then increases. If the price P is estimated by the formula P = 120t2 - 1500t + 6100, where t is the time in months from its introduction, find the time until the minimum price is reached.
A. 25 months
B. 12.5 months
C. 6.3 months
D. 7.5 months
Answer: C
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Provide an appropriate response.The region shown here is to be revolved about the y-axis to generate a solid. Which of the methods (disk, washer, shell) could you use to find the volume of the solid? How many integrals would be required in each case?
What will be an ideal response?
Decide whether or not the given equation is an identity.2 cos2 
csc x = csc x + cot x
A. Yes B. No
Four players (A, B, C, and D) agree to divide the 14 items shown below by lining them up in order and using the method of markers. The players' bids are as indicated.
Item 3
A. goes to A. B. goes to B. C. goes to C. D. goes to D. E. is left over.
Solve the absolute value equation.|12(x - 2)| - 10 = 2
A. no solution
B. x = 1, 3
C. x = 
, 3
D. x = 3