Solve the nonlinear system.4x2 + 2y2 = 4x2 + 2y2 = 1
A. {(-1, 0), (1, 0)}
B. {(-1, -
), (-1, 
), (1, -
), (1, 
)}
C. {(1, 0)}
D. {(-1i, 0), (1i, 0)}
Answer: A
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The double integral gives the mass of a lamina R. Determine the density ?, the mass, and the center of mass.
A. k; 2k; 
B. k; 2k; 
C. 2k; 2k; 
D. k; 4k; 
Solve the problem.Which apportionment method does not violate the quota rule and does not suffer from any of the paradoxes?
A. Jefferson's method B. Webster's method C. Adams's method D. Hamilton's method E. There is no such method.
Evaluate.If f(x) = 
, find the value of f(37).
A. 
B. 81
C. 9
D. 74
The graph of a function f is given. Use the graph to answer the question.Find the numbers, if any, at which f has a relative minimum. What are the relative minima?
A. f has a relative minimum at x = 0; the relative minimum is 1 B. f has a relative minimum at x = -1; the relative minimum is 0 C. f has a relative minimum at x = -1 and 1; the relative minimum is 0 D. f has no relative minimum