You are considering renting a car from two different rental companies. Proxy car rental company charges. $0.32 per mile plus an $18 surcharge. YourPal rental company charges $0.36 per mile plus a $12 surcharge.(a) Write a function that shows the cost of renting a car from Proxy.(b) Write a function that shows the cost of renting a car from YourPal.(c) Which company offers the better deal for an 820-mile trip? Give a mathematical reason for your answer.(d) For what distance is the price the same for both companies? Give a mathematical reason for your answer.