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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?

Write as a product: ac^2–ad+c^3–cd–bc^2+bd

Jeremy wants to determine the number of solutions for the equation below without actually solving the equation. which method should jeremy use?