Solve the problem.Suppose you purchase a seven-year muni bond for $9600. The face value of the bond when it matures is $13,128. Find the APR.
A. 
%
B. 5%
C. 4.5%
D. 4%
E. 5.5%
Answer: A
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Find the domain and range and describe the level curves for the function f(x,y).f(x, y) = 
A. Domain: all points in the xy-plane; range: real numbers > 0; level curves: ellipses 
B. Domain: all points in the xy-plane; range: all real numbers; level curves: ellipses 
C. Domain: all points in the xy-plane except (0, 0); range: real numbers > 0; level curves: ellipses 
D. Domain: all points in the xy-plane except (0, 0); range: all real numbers; level curves: ellipses 
Express the statement as an equation involving the indicated variables.The surface area S of a cube is 6 times the square of the length x of a side.
A. S = 6x2 B. S = x2 C. S = 6 + x2 D. S = 6x
Use the following figure to answer question
What are the coordinates of point F?
By graphing the function, visually estimate its domain and range.f(x) = 
A. Domain: [4, ?); range: (0, ?) B. Domain: [4, ?); range: [4, ?) C. Domain: [0, ?); range: [0, ?) D. Domain: [0, ?); range = [4, ?)