The demand function for an item is expressed in the equation = - 1/2^2 - 200 + 2400. Function The pre-tax offer occurs when the goods offered are 160 units, the price is 2000, and if the price of goods being offered is 1500, the goods requested are 60 units. Count, a) The balance point before tax b) Balance point after-tax If the goods are taxed at 500 c) Total taxes received by the government d) Total consumer tax, e) Total producer tax