Find fx(x, y).f(x, y) = ln xy
A. 
B. y ln x
C. 
D. 
Answer: A
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Perform the operation.3.724 - 2.460
A. 1.264 B. 6.184 C. 1.364 D. -6.184
Solve.The pressure of a gas varies jointly as the amount of the gas (measured in moles) and the temperature and inversely as the volume of the gas. If the pressure is src="https://sciemce.com/media/4/ppg__10615192234__f1q64g5.jpg" alt="" style="vertical-align: -4.0px;" />.
A. 884
B. 1716
C. 910
D. 1768
(kiloPascals) when the number of moles is 4, the temperature is 
, and the volume is 
, find the pressure when the number of moles is 6, the temperature is 
, and the volume is
Solve the problem.The length of a rectangular storage room is 5 feet longer than its width. If the area of the room is 66 square feet, find its dimensions.
A. w = 5 ft, l = 10 ft B. w = 6 ft, l = 11 ft C. w = 7 ft, l = 12 ft D. w = 5 ft, l = 12 ft
Emily Rideout deposits $2,000 at the end of each of the 5 years she qualifies for an IRA. If she leaves the money that has accumulated in the IRA account for 25 additional years, how much is in her account at the end of the 30-year period? Assume an annual interest rate of 8.1%, compounded annually. Round your answer to the nearest cent. ?
A. $17,354.45 B. $82,399.55 C. $458,820.59 D. $293,915.51 E. $12,708.91