Contact us
Choose a category below so we can get back to you as quickly as possible.
當x=2時,代數式AX的立方+BX-1等於6,即AX的立方+BX=7,也就是8A+2B=7,囙此當x=-2時,AX的立方+BX-1= - 8A - 2B-1=-(8A+2B)-1= - 7-1= - 8即當x=-2時,代數式的值是-8.
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.