f(x)=120x \/ 100-x Suppose that in a certain city a lake has become polluted. The city wishes to assess the cost of removing the pollutants. Their [\u2026]<\/span><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[],"tags":[],"yoast_head":"\n