Afountain in a pond has a pump that recirculates 75 gallons of water in 1/4 of an hour. express this rate as a unit rate in gallons per hour

11. a particular type of cell doubles in number every hour. which function can be used to find the number of cells present at the end of h hours if there are initially 4 of these cells? a. n = 4 ()" b. n = 4(2)" c. n = 4 + (2)" din = 4 +"

Use the method of cylindrical shells to find the volume v generated by rotating the region bounded by the curves about the given axis.y = 7ex, y = 7e^-x, x = 1; about the y-axis

The longer leg of a 30-60-90 trangle is 18