If f(x) = 81x, find f(3/2)

Which description is represented by a discrete graph? kiley bought a platter for $19 and several matching bowls that were $8 each. what is the total cost before tax? the temperature at 9 a. m. was 83° f and is heating up at an average rate of 6°f per hour. what is the temperature x hours later? juan ate an egg with 78 calories and some cereal with 110 calories per serving for breakfast. what is the total amount of calories he consumed? a bottle contained 2,000 ml of liquid and is being poured out at an average rate of 300 ml per second. how much liquid is left in the bottle after x seconds?

Show all work to identify the discontinuity and zero of the function f of x equals 6 x over quantity x squared minus 36

Which angle is the smallest? also give me an explanation so i can complete it to other questions as well, : )