Find the domain of f. Write your answer in interval notation.f(x) = 
A. (0, ?)
B. 
C. (-?, ?)
D. (-?, 0)
Answer: C
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Determine when the Hamilton method gives an Alabama paradox on increasing committee size and who loses a seat.City A, City B, and City C are cooperating to build a community center catering to the three cities. Seats on the 11-member committee are assigned according to the populations of the cities. The population of City A is 5000, City B is 11,250, and City C is 15,500. Increase the committee's size by one seat at a time and reassign the seats.
A. Assignment of 15th seat; City C B. Assignment of 16th seat; City A C. Assignment of 14th seat; City A D. Assignment of 16th seat; City B
Find an equation of variation in which y varies inversely as x and the following is true.y = 47, when x = 25
A. y = 
B. y = 1175x
C. y = 1.88x
D. y = 
Find all the second order partial derivatives of the given function.f(x, y) = xye-y2
A. 
= 0; 
= 2xye-y2(2y2 - 3); 
= 
= e-y2(1 - 2y2)
B. 
= ye-y2; 
= 2xye-y2(2y2 - 6); 
= 
= e-y2(1 - 2y2)
C. 
= ye-y2; 
= 2xye-y2(y2 - 1); 
= 
= e-y2(1 - y2)
D. 
= 0 ; 
= 2xye-y2(2y2 - 3); 
= 
= e-y2(1 - y2)
Solve the problem.Which of the following symbols does not have symmetry type D1 ?
A. 
B. 
C. 
D. 
E. all of these have symmetry type D1.