Question 9 13 pts This is a free response question, save you work and upload to the Exam 3 student work link for credit. You are starting up a business selling two kinds of shoes. The sandals cost $2 a pair to manufacture and the sneakers cost $4 per pair. You have a starting budget of $1,800 Given the following profit function where a is the number of sandals and y is the number of sneakers. P(x, y) = x2 + 12x + 2y2 + 3000 They should sell sandals and sneakers to have a maximum profit of $