Contact us
Choose a category below so we can get back to you as quickly as possible.
풀다. -x²+2x+4 =-(x²-2x)+4 =-(x²-2x+1)+1+4 =-(x-1)²+5 x=1 시 최대 치 획득:5 직경 8756°당직 구역:(-표시,5)
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.