Electronic equipment manufacturer Dynamo Electric, Inc. makes several types of surge protectors. Their base model surge protector has monthly fixed costs of $1045. This particular model wholesales for $10 each and costs $4.50 per unit to manufacture.
(a) Write the function for Dynamo's monthly total costs.
(b) Write the function for Dynamo's monthly total revenue.
(c) Write the function for Dynamo's monthly profit.
(d) Find the number of this type of surge protector that Dynamo must produce and sell each month to break even?