Write interval notation for the graph.
A. (x + h, x)
B. (x , ?)
C. (x , x + h)
D. ( -?, x + h)
Answer: C
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A partial payment is made on the date(s) indicated. Use the United States Rule to determine the balance due on the note at the date of maturity. (The Effective Date is the date the note was written.) Assume the year is not a leap year. 
A. $5163.74 B. $5047.15 C. $5208.39 D. $5220.96
Solve problems using a calculator.The number of therms has been established on a customer's gas bill, and the monthly bill is calculated as follows: Item ChargeCustomer charge $0.16326 per dayRegulatory fee $0.05267 per dayGas usage $0.89251 per therm for the first 48 therms $1.07352 per therm for each therm over 48 thermsSuppose that during a 31-day month a customer used 111 therms. What would the customer's total bill be? (Round to the nearest cent, if necessary.)
A. $118.05 B. $117.17 C. $118.94 D. $117.39
Solve.The speeds of pulleys are inversely proportional to the lengths of their diameters. The diameter of pulley A is 18 cm and the diameter of pulley B is 8 cm. If pulley B turns at 342 rpm's, how fast does pulley A turn?
A. 749.3 rpm's B. 769.5 rpm's C. 152 rpm's D. 174 rpm's
Solve the problem.Which of the following polynomial functions might have the graph shown in the illustration below?
A. f(x) = x(x - 2)2(x - 1) B. f(x) = x2(x - 2)2(x - 1)2 C. f(x) = x2(x - 2)(x - 1) D. f(x) = x(x - 2)(x - 1)2