作者travellerjay (travellerjay)
看板NTU-Exam
标题[试题] 97上 刘琼如 微积分乙上 第四次小考
时间Sat Jan 10 17:02:21 2009
课程名称︰微积分乙上
课程性质︰系定必修
课程教师︰刘琼如
开课学院:
开课系所︰医学院各系、农化、公卫、生科系
考试日期(年月日)︰97/12/04
考试时限(分钟):20分
是否需发放奖励金:yes
试题 :
(1) Sketch the graph of f(x)=x/(x^2+3)
Please indicate the following information:
(a)x-intercept, y-intercept
(b)any asymptotes
(c)local extremum
(d)points of inflections
(2)Mary wants to cross a circular lake with radius 3km. She starts from a
point A on the shore and arrive point C diametrically opposite A on the other
side of the lake in the shortest time. She can walk at the rate of 6km/h and
row a boat at 3km/h. How should she proceed?
--
※ 发信站: 批踢踢实业坊(ptt.cc)
◆ From: 140.112.240.91