A company sells two styles of jeans in quantities q, and q, at prices p, and p, respectively, with p, and p, in dollars. The quantities demanded depend on both p, and p, according to the formulas q = 110-6p, + 4p, and q2 = 130 +5p, - 7P2. Write a formula for total sales revenue as a function of p, and p, , and use it to determine what prices the company should charge to maximize sales revenue. They should charge $ i for style q, and $ i for style q2