20 points answer soon which table represents a proportional situation? x f(x) –1 –3 0 0 1 3 4 12 x f(x) –2 2 0 4 2 6 3 7 x f(x) –1 –5 0 –2 1 1 2 4 x f(x) –1 5 0 1 1 –1 2 –3

Each of the walls of a room with square dimensions has been built with two pieces of sheetrock, a smaller one and a larger one. the length of all the smaller ones is the same and is stored in the variable small. similarly, the length of all the larger ones is the same and is stored in the variable large. write a single expression whose value is the total area of this room. do not use any method invocations.

Sarah used her calculator to find sin 125 degrees. she wrote down sin sin125 degrees.57. how could sarah recognize that her answer is incorrect?

The mass of a marine organism, in pounds, p years after it is born is given by the polynomial function r(p) = -4p2 + 300p. find the mass when p = 20 years.