Contact us
Choose a category below so we can get back to you as quickly as possible.
∵A={x,x2,xy},B={1,x,y},且A=B,∴x2=1,xy=y或x2=y,xy=1,當x2=1,xy=y時,x=±1,若x=1,此時x=x2,這與集合元素的互异性衝突故不滿足題目要求若x=-1,則y=0當x2=y,xy=1,x=1,此時x=x2,這與集合元素的…
We and our partners use cookies and other technologies to analyze traffic and optimize your experience. View more info and control your cookies settings at any time in our Cookies Policy.