a supply fuction indicates the number of units of a commodity that suppliers are willing to bring to the market place as a function of the price consumers are wiling to pay. the following function is a supply function

q_0=0.5p2_-200

_{where q}0 _{equals number of units supplied(stated in thousands) p equals the selling price.}

_{what class of function is this?}

_{what quantity would be supplied if market price is $30?$50?}

_{what price would result in 0 units being brought to the market place?}