亲爱的网友:y=log0.5(2x2-3x 1)x 2y=24

问题描述:

亲爱的网友:y=log0.5(2x2-3x 1)x 2y=24
limx*sin(1/x) 2X-Y 3=0,L2:4X-2Y-1=0,L3:X Y-1=0

m2-2m 1-4m