Question

数学建模lingo问题max=x*{2100-[1200+200+120+135000*1.4/(1.4*x+y)+10

Answer 1

!1.4x 改为 1.4*x, 2y 改为 2*y, {} 和 [] 都改为 () ;max=x*(2100-(1200+200+120+135000*1.4/(1.4*x+y)+105+85000/(x+2*y)+175+90000/x))+y*(2000-(1000+225+100+135000/(1.4*x+y)+200+85000*2/(x+2*y)+125+75000/y...