Add or subtract as indicated.(7 + 4i) - (-4 + i)
A. 3 + 5i
B. 11 - 3i
C. 11 + 3i
D. -11 - 3i
Answer: C
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Simplify.
2
A. 
B. 
C. 
D. 
Find the derivative of the function.y = log |-3x|
A. 
B. - 
C. - 
D. 
Solve the problem.Let D be the region bounded below by the xy-plane, on the side by the cylinder 
and on top by the paraboloid 
. Set up the triple integral in cylindrical coordinates that gives the volume of D using the order of integration 
.
A. 
B. 
C. 
D. 
Solve the problem.The population P of a predator mammal depends upon the number x of a smaller animal that is its primary food source. The population s of the smaller animal depends upon the amount a of a certain plant that is its primary food source. If 
and 
what is the relationship between the predator mammal and the plant food source?
A. P(s(a)) = 4a2 + 20a + 26 B. P(s(a)) = 8a2 + 20a + 51 C. P(s(a)) = 8a2 + 40a + 51 D. P(s(a)) = 4a + 6