Raul has 50 coupon books to sell. The total amount of money Raul will make from selling x coupon books is represented by a function. f(x)=20x

What is the practical domain of the function?

all integers from 0 to 50, inclusive

all multiples of 20 between 0 and 1000, inclusive

all integers from 20 to 50, inclusive

all real numbers

5. (04.07)which of the following exponential functions goes through the points (1, 12) and (2, 36)? (2 points)f(x) = 3(4)^xf(x) = 4(3)^-xf(x) = 3(4)^-xf(x) = 4(3)^x

In the diagram, ab is tangent to c, ab = 4 inches, and ad = 2 inches. find the radius of the circle.

Type the correct answer in the box. use numerals instead of words. if necessary, use / for the fraction bar.a city water tank holds 20 gallons of water. a technician empties 25% of the tank. how many more gallons of water must be removed from thetank so that it has 5 of the water that it started with: the technician must removemore gallons of water for the tank to have 5 of the water that it started with.