① C'=0(C为常数函数)
② (x^n)'= nx^(n-1) (n∈Q*);熟记1/X的导数
③ (sinx)' = cosx
(cosx)' = - sinx
(e^x)' = e^x
(a^x)' = (a^x)lna (ln为自然对数)
(Inx)' = 1/x(ln为自然对数)
(logax)' =x^(-1) /lna(a>0且a不等于1)
(x^1/2)'=[2(x^1/2)]^(-1)
(1/x)'=-x^(-2)
导数的四则运算法则(和、差、积、商):
①(u±v)'=u'±v'
②(uv)'=u'v+uv'
③(u/v)'=(u'v-uv')/ v^2