(x+2y+2m)(2x-y+n)=2xx+3xy-2yy+5y-2,求m,n的值
问题描述:
(x+2y+2m)(2x-y+n)=2xx+3xy-2yy+5y-2,求m,n的值
答
n=2
m=-0.5
(x+2y+2m)(2x-y+n)=2xx+3xy-2yy+5y-2,求m,n的值
n=2
m=-0.5