Solve the problem.The total sales in dollars of some small businesses fluctuates according to the equation 
, where x is the time in months, with 
corresponding to January, 
, and 
Determine the month with the least sales and give the sales in that month.
A. December; $6500
B. June; $3900
C. September; $2600
D. March; $10,400
Answer: C
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Solve the equation.
- 8 = 
+ 2
A. x = 15
B. x = 45
C. x = 
D. x = - 27
A saleswoman wants to visit eastern cities, New York City, Boston, Cleveland, and Washington, D.C. Driving distances are as shown in the figure below. What is the shortest trip starting in New York that visits each of these cities, if 
, 
varid="variable_id_field" variablename="impvar_0ed6e553dd1645028b401de33" />? Find a solution using the brute-force method.
?
?
A. 1493 mi
B. 1495 mi
C. 1500 mi
D. 1487 mi
E. 2486 mi
Solve the problem.If a satellite reaches a speed of 7.91 kilometers per second, it will attain a circular orbit. If a satellite is placed in an orbit of 370 kilometers above the Earth, what is the equation of the path of the satellite if the origin is placed at the center of the Earth (the diameter of the Earth is approximately 12,740 kilometers)?
A. x2 + y2 = 171,872,100 B. x2 + y2 = 136,900 C. x2 + y2 = 40,576,900 D. x2 + y2 = 45,427,600
Calculate.
× 3.1629
A. 1.43
B. 1.4331
C. 1.4376
D. 1.43