an electronic manufacturer makes several types of surge protectors. their base model surge protector has monthly fixed costs of $1045. this particular model costs $4.50 per unit to manufacture and sells at a wholesale price of $10 per unit. a. find the revenue function when x unit are sold b. find the cost function when x unit are manufactured c. find the break even point. report he cost and revenue at that point d. draw an appropriate graph of this situation .make sure you graph is neat ,labelled correctly, include an appropriate scale and with regions of loss and profit indicated on graph