PLEAS HELP!! 50 POINTS Find the value of 42^3 using the identity (x + y)^3 = x^3 + 3x^2y + 3xy^2 + y^3. Show all work.

Hint: 42^3 = (40 + 2)^3; therefore, x = 40 and y = 2.

Ms.ortiz sells tomatoes wholesale. the function p(x)=-80x^2+320x-10, graphed below, indicates how much profit she makes on a load of tomatoes if she makes on a load of tomatoes if she sells them for 4-x dollars per kilogram. what should ms.ortiz charge per kilogram of tomatoes to make on a load of tomatoes?