Help
End Section Review
End Exam
Answer Edit Confirmation
课程
活动
资料
反馈
题目内容
According to a certain estimate, the depth N(t), in centimeters, of the water in a certain tank at t hours past 2:00 in the morning is given by N(t)=−20(t−5)2 + 500 for 0 ≤ t ≤ 10. According to this estimate, at what time in the morning does the depth of the water in the tank reach its maximum?
还没有人评论,赶快抢个沙发~