For your reference,not sure. Pls tell me the answer (2),3q
Please consider a<0 and f’(x)=m<0 could meet the conditions always f(x)<0.
兩題 求解 謝謝
For your reference,not sure. Pls tell me the answer (2),3q
Please consider a<0 and f’(x)=m<0 could meet the conditions always f(x)<0.
เมื่อดูคำถามนี้แล้ว
ก็จะเจอคำถามเหล่านี้ด้วย😉
請問第一題 你的判別式的a不是小於0嗎
那開口不就向下 大於0的地方不是夾中間嗎