已知x,y∈R,向量a,b不共线,若(x+y-2)a+(x-y)b=0,则x=,y=?
问题描述:
已知x,y∈R,向量a,b不共线,若(x+y-2)a+(x-y)b=0,则x=,y=?
答
∵向量a,b不共线
∴x+y-2=0
x-y=0
∴x=y=1