The product of a number and 3 is 87 what is the number

Find the roots of the polynomial function f(x) = x^3 + 2x^2 + x

Use circumcenter theorem to solve for the given values

The price for gasoline is represented by the equation y=3.69x, where y represents the total price for x gallons of gasoline. on a graph, the number of gallons is represented on the horizontal axis, and the total price is represented on the vertical axis. determine whether each statement describes the graph of the equation. select true or false for each statement