Solve the problem.In a certain coastal basin, the sea water contains 3.9 grams of salt per 1000 milliliters of water. How many grams of salt would be in 5 liters of the sea water?
A. 195 grams
B. 19.5 grams
C. 1950 grams
D. 0.195 grams
Answer: B
Mathematics
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Evaluate the integral by using a substitution prior to integration by parts.
A. xln (6x + 6x2) + C B. xln (6x + 6x2) + ln (x +1) - 2x + C C. ln (6x + 6x2) + ln (x +1) + C D. ln (6x + 6x2) - 2x + C
Mathematics
Solve the problem.A ball is dropped from a cliff that is 368 feet high. The distance S (in feet) that it falls in t seconds is given by the formula 
How many seconds (to tenths) will it take for the ball to hit the ground?
A. 18.8 sec B. 4.8 sec C. 19.2 sec D. 8464 sec
Mathematics
Find the domain of the function.f(x) = 3 - ln (9x )
A. (9, ?) B. (-?, 3) ? (9, ?) C. (0, ?) D. (-3, 9)
Mathematics
Solve for x and y in the two-compartment model.
Mathematics