The graph of a limacon curve is given. Without using your graphing calculator, determine which equation is correct for the graph.
[-5, 5] by [-5, 5]
A. r = 3 + 2 cos ?
B. r = 2 + 2 cos ?
C. r = 4 + cos ?
D. r = 2 + 3 cos ?
Answer: D
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Evaluate the integral. 
A. ex[x2 - 6x - 6] + C
B. ex[x2 - 4x + 4] + C
C. ex[x2 - 6x + 6] + C
D. 
x3ex - 2x2ex + C
Solve the problem.Find the average value of the function y = 
over the interval from 
to 
A. 
?
B. 
?
C. 
?
D. 
?
The following question refers to a school district with three high schools. The total number of students in the district is 3000. The teachers within the district are apportioned to the high schools based on the schools' respective enrollments. The standard quota for each school is given in the following table.
Which of the following will work as a modified divisor for Jefferson's method?
A. 28.7 B. 29.5 C. 29.9 D. 29.1 E. none of these
Decide whether the relation defines a function.y2 = 4x
A. Function B. Not a function