Solve the system by graphing.
A. (4, 3)
B. (4, -3)
C. (1, 3)
D. (-4, -3)
Answer: B
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Identify p, b, and a. Do not solve for the unknown.19% of 13.3 is what?
A. 19; 13.3; a B. p; 13.3; 19 C. p; 19; 13.3 D. 19; b; 13.3
Find dy/dx by implicit differentiation. If applicable, express the result in terms of x and y.(2y - x)3 + y2 = x - 6
A. 
B. 
C. 
D. 
Solve the problem. Round to the nearest hundredth of a percent.Jessica needs to borrow money for 180 days to expand her business. Her bank charges a 10% simple discount rate. What is the maximum simple interest rate she can accept so that she does not pay more than at the simple discount rate?
A. 10.64% B. 10.53% C. 11.58% D. 9.47%
Find the equation of the parabola described.Focus at (0, 18); directrix the line y = -18
A. x2 = -72y B. x2 = 72y C. y2 = 72x D. y2 = 18x