4. A small independent motion picture company determines the profit P for producing n DVD copies of a recent movie release is P(n) = -0.02n2 +3.40n - 16 where P(n) is the profit in thousands of dollars and n is in thousands of units.

a) How many DVDs should the company produce to maximize profit?

b) What will the maximum profit actually be?

During a wright loss challenge your friend goes from 125 pounds to 100 pounds.what was the percent weight loss

Triangle abc was translated 2 untits to the right and 3 units down. write the algebraic rule that describes the translation that was applied to triangle abc to create triangle a'b'c'.

Graph a triangle (xyz) and reflect it over the line y=x to create triangle x’y’z’. describe the transformation using words. draw a line segment from point x to the reflecting line, and then draw a line segment from point x’ to the reflecting line. what do you notice about the two line segments you drew? do you think you would see the same characteristics if you drew the line segment connecting y with the reflecting line and then y’ with the reflecting line? how do you know?