A farmer finds that if she plants 75 trees per acre, each tree will yield 20 bushels of fruit

Math Sep 15, 2020

A farmer finds that if she plants 75 trees per acre, each tree will yield 20 bushels of fruit. She estimates that for each additional tree planted per acre, the yield of each tree will decrease by 3 bushels. How many trees should she plant per acre to maximize her harvest? Also, find a rigorous algebraic solution for the problem.