y=f(x)=c
(c为常数),则f'(x)=0
复合函数就是这些的整合了把这些学好就行了
f(x)=x^n
(n不等于0)
f'(x)=nx^(n-1)
(x^n表示x的n次方)
f(x)=sinx
f'(x)=cosx
f(x)=cosx
f'(x)=-sinx
f(x)=a^x
f'(x)=a^xlna(a>0且a不等于1,x>0)
f(x)=e^x
f'(x)=e^x
f(x)=logaX
f'(x)=1/xlna
(a>0且a不等于1,x>0)
f(x)=lnx
f'(x)=1/x
(x>0)
f(x)=tanx
f'(x)=1/cos^2
x
f(x)=cotx
f'(x)=-
1/sin^2
x
导数运算法则如下
(f(x)+/-g(x))'=f'(x)+/-
g'(x)
(f(x)g(x))'=f'(x)g(x)+f(x)g'(x)
(g(x)/f(x))'=(f(x)'g(x)-g(x)f'(x))/(f(x))^2
c'=0(c为常数)
(secx)'=secxtanx
(cscx)'=-csxcotx
(arcsinx)'=1/√(1-x^2)
(arccosx)'=-1/√(1-x^2)
(arctanx)'=1/(1+x^2)
(arccotx)'=-1/(1+x^2)
(shx)'=chx
(chx)'=shx
y=f(x)=c
(c为常数),则f'(x)=0
复合函数就是这些的整合了把这些学好就行了
f(x)=x^n
(n不等于0)
f'(x)=nx^(n-1)
(x^n表示x的n次方)
f(x)=sinx
f'(x)=cosx
f(x)=cosx
f'(x)=-sinx
f(x)=a^x
f'(x)=a^xlna(a>0且a不等于1,x>0)
f(x)=e^x
f'(x)=e^x
f(x)=logaX
f'(x)=1/xlna
(a>0且a不等于1,x>0)
f(x)=lnx
f'(x)=1/x
(x>0)
f(x)=tanx
f'(x)=1/cos^2
x
f(x)=cotx
f'(x)=-
1/sin^2
x
导数运算法则如下
(f(x)+/-g(x))'=f'(x)+/-
g'(x)
(f(x)g(x))'=f'(x)g(x)+f(x)g'(x)
(g(x)/f(x))'=(f(x)'g(x)-g(x)f'(x))/(f(x))^2