Contact us
Choose a category below so we can get back to you as quickly as possible.
x²+6x=2x+12 X²+4X-12=0 ﹙X-2﹚﹙X+6﹚=0 X-2=0或X+6=0 x=2或x=﹣6 2x²-3x-1=0 x²-3/2x=1/2 (x-3/4﹚²=17/16 x-3/4=±√17/4 X=﹙3±√17﹚/4
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.