Find the vertical asymptotes of the rational function.f(x) = 
A. x = -2, x = 2
B. x = 0, x = -2, x = 2
C. x = 0, x = -4
D. x = -4, x = -11
Answer: C
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Write an algebraic expression to answer the question and simplify.A stack of currency contains 60 bills. In the stack are x $20 bills. The rest are $50 bills. How much money is in the stack of bills?
A. 20x + 50(60 - x); -30x + 3000 dollars B. 20x - 50(60 - x); 70x - 3000 dollars C. 20x + 50(60 - x); 30x + 3000 dollars D. Cannot be solved
Find the volume of the described solid.The solid lies between planes perpendicular to the x-axis at x = -2 and x = 2. The cross sections perpendicular to the x-axis are circles whose diameters stretch from the curve 
to the curve 
A. 81?2
B. 
?2
C. 
?2
D. 81?
Provide an appropriate response.Find the square root of the positive variable: 
A. x B. x6 C. x3 D. x12
Solve the problem.From April through December 2000, the stock price of QRS Company had a roller coaster ride. The chart below indicates the price of the stock at the beginning of each month during that period. Find the monthly average rate of change in price between April, month 1, and December, month 9.
A. -$5.33 per month B. $6.00 per month C. -$6.00 per month D. $5.33 per month