Solve the problem.One number is 6 less than a second number. Twice the second number is 27 more than 3 times the first. Find the two numbers.
A. 9 and 15
B. -14 and -8
C. -16 and -10
D. -15 and -9
Answer: D
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Set up the iterated integral for evaluating 
over the given region D. DD is the solid right cylinder whose base is the region in the xy-plane that lies inside the cardioid 
and outside the circle 
and whose top lies in the plane 
.
A. 
B. 
C. 
D. 
Solve for the indicated variable.A = P(1 + nr), for n
A. n = 
B. n = 
C. n = 
D. n = 
Determine whether the pair of lines is parallel, perpendicular, or neither. 3x - 2y = -8 2x + 3y = -4
A. parallel B. perpendicular C. neither
Find all of the real zeros of the function. Give exact values whenever possible. Identify each zero as rational or irrational.f(x) = x3 - 7x2 + 10x + 6
A. 3 (rational), -2 + 
(irrational), and -2 - 
(irrational)
B. 3 (rational), 2 + 
(irrational), and 2 - 
(irrational)
C. 3 (rational), 
(irrational), and -
(irrational)
D. 3 (rational), 1 + 
(irrational), and 1 - 
(irrational)