Perform the indicated operations, expressing the answer in simplest form with rationalized denominators.
A. 
B. 
C. 
D. 
Answer: C
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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 June and September.
A. $8.67 per month B. -$13.00 per month C. $13.00 per month D. -$8.67 per month
Solve.Mario's front patio is in the shape of a trapezoid with a height of 58 feet. The longer base is 8 feet longer than the shorter base, and the area of the patio is 5800 square feet. Find the length of each base of the trapezoidal patio.
A. 46 ft; 54 ft B. 96 ft; 104 ft C. 192 ft; 208 ft D. 96 ft; 96 ft
Solve the problem. Round your answer to one decimal place.The mean air temperature T (in degrees Fahrenheit), in Fairbanks, Alaska, is given by the function 
where n is the nth day of the year, 
What is the temperature in Fairbanks when n = 167?
A. 87.9°F B. 55.6°F C. 54.1°F D. 58.6°F
Multiply by 1, 2, 3, and so on, to find ten multiples of the number.2
A. 0, 2, 4, 6, 8, 10, 12, 14, 16, 18 B. 1, 2, 3, 4, 5, 6, 7, 8, 9, 10 C. 2, 4, 6, 8, 10, 12, 14, 16, 18, 20 D. 2, 3, 4, 5, 6, 7, 8, 9, 10, 11