A.0.3
B.0.4
C.0.8
D.1.0
[单选题]A.10VB.14VC.2VD.
[单选题]f(x)在x=0处( ).A.不连续B.连续但不可导C.D.
[单选题]A.B.C.D.E.
[单选题]A.1B.9C.2或5D.1或9E.3或6
[单选题]A.B.C.D.