Contact us
Choose a category below so we can get back to you as quickly as possible.
fx=-x2+2x+3 =-(x-1)²+4 -2≤x≤3 -9≤-(x-1)²≤0 -5≤-(x-1)²+4≤4 함수 fx=-x2+2x+3(-2≤x≤3)의 값 영역 은[-5,4]
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.