Convert to radical notation and simplify.243 -1/5
A. 
B. -3
C. 
D. - 
Answer: C
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Solve the problem.Find the area between y = (x - 3)ex and the x-axis from x = 3 to x = 8.
A. 4e8 + e3 B. 4e8 C. e8 + e3 D. e8 - e3
Solve the problem.A long strip of sheet metal 12 inches wide is to be made into a small trough by turning up two sides at right angles to the base. If the trough is to have maximum capacity, how many inches should be turned up on each side?
A. 4 in. on one side, 5 in. on the other B. 4 in. C. 3 in. D. 6 in.
Convert the units using unit fractions.84 qt = 
gal
A. 168 B. 336 C. 21 D. 42
Solve the problem.The instantaneous growth rate of a population is the rate at which it is growing at every instant in time. The instantaneous growth rate r of a colony of bacteria t hours after the start of an experiment is given by the function 
for 
Find the times for which the instantaneous growth rate is zero.
A. 1 sec, 2 sec, and 4 sec B. 1 sec C. 2 sec and 4 sec D. 1 sec and 2 sec