Contact us
Choose a category below so we can get back to you as quickly as possible.
∵x2-2(k+1)x+k2+5是一個完全平管道,∴[±(k+1)]2=k2+5,解得k=2,故答案為:2.
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.