d(a)=a h adx d(e=edx d(log x) d x d (In x)=dx xn a X d(arcsin x) dx d(arccos x) 2 2 d (arctan x) dx d(arc cot x) dx 1+x 2 1+x 2.函数和、差、积、商的微分法贝 d(uy)=h±avd(CLu)=Ca L、V-lCv d(uv)=vdu +udv 1010 d a a adx x x ( ) = ln 2. 函数和、差、积、商的微分法则 d(u  v) = du  dv d e e dx x x ( ) = dx x d x 2 1 1 (arcsin ) − = dx x d x 2 1 1 (arctan ) + = dx x d x 1 (ln ) = dx x d x 2 1 1 (arccos ) − = − dx x d arc x 2 1 1 ( cot ) + = − dx x a d x a ln 1 (log ) = d(Cu) = Cdu d(uv) = vdu+ udv 2 ( ) v vdu udv v u d − =