Find the indicated term by use of the following information. The r + 1 term of the expansion of (a + b)n is given by 
an - r brThe term involving y7 in (x + y)14
A. 7x7y7
B. 2,471,040x7y7
C. 3432x7y7
D. 17,297,280x7y7
Answer: C
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Solve the problem.Amarillo Motors manufactures an economy car called the Citrus, which is notorious for its inability to hold a respectable resale value. The average resale value of a set of 1998 Amarillo Citrus's is summarized in the table below along with the age of the car at the time of resale and the number of cars included in the average. Fit a line of the form ln(V) = m?a + b to the data, where V is the resale value in thousands of dollars and a is the age of the car in years.. 
A. ln(V) = 0.299a - 2.951 B. ln(V) = -0.303a + 2.953 C. ln(V) = 0.314a - 2.986 D. ln(V) = 0.315a
Match the function with the graph that best describes the situation.The amount of rainfall as a function of time, if the rain fell more and more softly.
A. 
B. 
C. 
D. 
Convert the polar equation to a rectangular equation.r(4 + cos ?)= 12
A. 16x2 + 16y2 + 24x - 144 = 0 B. 16x2 + 15y2 + 24y - 144 = 0 C. 17x2 + 16y2 - 24x - 144 = 0 D. 15x2 + 16y2 + 24x - 144 = 0
Find the total of 9, –3, and 7.
A) 16 B) -1 C) 19 D) 13 E) -13