单项选择题
A.(1nx/2)(2+lnx)+c B.x+(1/2)x2+c C.x+ex+c D.ex+(1/2)e2x+c
设f′(cosx)=sinx,则f(cosx)等于()A.-cosx+cB.cosx+cC.1/2(sin2x...
单项选择题设f′(cosx)=sinx,则f(cosx)等于()
A.-cosx+c B.cosx+c C.1/2(sin2x/2-x)+c D.1/2(2sin2x-x)+c
设f′(cos2x)=sin2x,则f(x)等于()A.cosx+1/2cos2x+cB.cos2x-1/2c...
设f′(cos2x)=sin2x,则f(x)等于()
A.cosx+1/2cos2x+c B.cos2x-1/2cos4x+c C.x+(1/2)x2+c D.x-(1/2)x2+c
如果导式f(x)edx=-e+c,则函数f(x)等于()A.-1/xB.-(1/x2)C.1/xD.1/x2
如果导式f(x)edx=-e+c,则函数f(x)等于()
A.-1/x B.-(1/x2) C.1/x D.1/x2