作者Rvlyitld (头壳抱着烧的狂人)
看板NTU-Exam
标题[试题] 98上 周青松 微积分甲上 期中考
时间Fri Nov 13 10:44:15 2009
课程名称︰微积分甲上
课程性质︰必修
课程教师︰周青松
开课学院:
开课系所︰生机、生工、地质、工管
考试日期(年月日)︰2009/11/13
考试时限(分钟):8:10~10:00
是否需发放奖励金:是
(如未明确表示,则不予发放)
试题 :
A.(20%)Find the intervals on which f(x) increase and the intervals on which
f(x) decrease.
1.
f(x)={ x+7 , x<-3
{ |x+1|,-3≦x<1
{ 5-2x , 1≦x
2.
f(x)={ 4-x^2, x<1
{ 7-2x ,1≦x<3
{ 3x-10,3≦x
B.(20%)Find f(x) on the domain indicated given the following information.
1.(0,∞),f'(x)=x^(-5)-5x^(-1/5),and f(1)=0.
2.(-∞,∞),f'(x)=2+sinx,and f(0)=3.
C.(20%)Find the critical points of the function.
f(x)={x^2+2x+2 ,-1/2≦x<0
{x^2-2x+2 , 0≦x≦2
D.(20%)Determine A and B so that the curve
y=Acos2x+Bsin3x
has a point of inflection at (π/6,5).
E.(20%)Sketch the graph of f(x)=(x^4)/4-2x^2+7/4 on (-5/2,3].
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