The graph of a polar equation is given. Select the polar equation for the graph.
A. r = 8 cos ?
B. r = 4
C. r sin ? = 4
D. r = 8 sin ?
Answer: B
Mathematics
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Solve the system by any method.-3y =- 5 - 130x = 18y - 6
A. ? B. {(-5, 3)} C. {(x, y)|5x - 3y = -1} D. {(3, -5)}
Mathematics
Graph the function by starting with the graph of the basic function and then using the techniques of shifting, compressing, stretching, and/or reflecting.f(x) = 
A. 
B. 
C. 
D. 
Mathematics
Simplify. Assume that any variables are positive.
A. 
B. 4
C. 
D. 4
Mathematics
Solve the problem.Nora Oretega's savings account has a balance of $4237. After 10 years, what will the amount of interest be at 3% compounded semiannually?
A. $1474.62 B. $1271.10 C. $1460.62 D. $1469.62
Mathematics