Which expression is the simplest form of 2x3 + x2 +3 (23 – 4.x)?

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The manufacturer of a new product developed the following expression to predict the monthly profit, in thousands of dollars, from sales of the productwhen it is sold at a unit price of x dollars.-0.5x^2 + 22x - 224what is represented by the zero(s) of the expression? a. the profit when the unit price is equal to 0b. the unit price(s) when the profit is equal to 0c. the profit when the unit price is greatestd. the unit price(s) when profit is greatest

He that is measured at 220° is a reflex angle. the opposite angle is obtuse. find the measure of obtuse .