Lijst van afgeleiden

Deze lijst bevat de afgeleiden van vele functies.

Hieronder zijn f {\displaystyle f} en g {\displaystyle g} differentieerbare functies, en is c {\displaystyle c} een constante.

Algemene regels

( c f ) = c f {\displaystyle \left({cf}\right)'=cf'}
( f + g ) = f + g {\displaystyle \left({f+g}\right)'=f'+g'}
( f g ) = f g {\displaystyle \left({f-g}\right)'=f'-g'}
( f g ) = f g + f g {\displaystyle \left({fg}\right)'=f'g+fg'}
( f g ) = f g f g g 2 {\displaystyle \left({f \over g}\right)'={f'g-fg' \over g^{2}}}
( f g ) = ( e g ln f ) = f g ( f g f + g ln f ) , f > 0 {\displaystyle (f^{g})'=\left(e^{g\ln f}\right)'=f^{g}\left(f'{g \over f}+g'\ln f\right),\qquad f>0}
( f g ) = ( f g ) g {\displaystyle (f\circ g)'=(f'\circ g)g'}

Eenvoudige functies

d d x c = 0 {\displaystyle {\mathrm {d} \over \mathrm {d} x}c=0}
d d x x = 1 {\displaystyle {\mathrm {d} \over \mathrm {d} x}x=1}
d d x | x | = x | x | = sgn ( x ) , x 0 {\displaystyle {\mathrm {d} \over \mathrm {d} x}|x|={x \over |x|}=\operatorname {sgn}(x),\quad x\neq 0}
d d x x c = c x c 1 , c 0 {\displaystyle {\mathrm {d} \over \mathrm {d} x}x^{c}=cx^{c-1},\quad c\neq 0}
d d x x = 1 2 x {\displaystyle {\mathrm {d} \over \mathrm {d} x}{\sqrt {x}}={1 \over 2{\sqrt {x}}}}
d d x ( 1 x ) = 1 x 2 {\displaystyle {\mathrm {d} \over \mathrm {d} x}\left({1 \over x}\right)=-{1 \over x^{2}}}

Exponentiële functies en logaritmische functies

d d x c x = c x ln c , c > 0 {\displaystyle {\mathrm {d} \over \mathrm {d} x}c^{x}={c^{x}\ln c},\qquad c>0}
d d x e x = e x {\displaystyle {\mathrm {d} \over \mathrm {d} x}e^{x}=e^{x}}
d d x log c x = 1 x ln c , c > 0 , c 1 {\displaystyle {\mathrm {d} \over \mathrm {d} x}\log _{c}x={1 \over x\ln c},\qquad c>0,c\neq 1}
d d x ln x = 1 x {\displaystyle {\mathrm {d} \over \mathrm {d} x}\ln x={1 \over x}}

Goniometrische functies en Cyclometrische functies

d d x sin x = cos x {\displaystyle {\mathrm {d} \over \mathrm {d} x}\sin x=\cos x}
d d x cos x = sin x {\displaystyle {\mathrm {d} \over \mathrm {d} x}\cos x=-\sin x}
d d x tan x = 1 cos 2 x = sec 2 x {\displaystyle {\mathrm {d} \over \mathrm {d} x}\tan x={\frac {1}{\cos ^{2}x}}=\sec ^{2}x}
d d x sec x = sin x cos 2 x = sec x tan x {\displaystyle {\mathrm {d} \over \mathrm {d} x}\sec x={\frac {\sin x}{\cos ^{2}x}}=\sec x\tan x}
d d x cot x = 1 sin 2 x = csc 2 x {\displaystyle {\mathrm {d} \over \mathrm {d} x}\cot x=-{\frac {1}{\sin ^{2}x}}=-\csc ^{2}x}
d d x csc x = cos x sin 2 x = cot x csc x {\displaystyle {\mathrm {d} \over \mathrm {d} x}\csc x=-{\frac {\cos x}{\sin ^{2}x}}=-\cot x\csc x}
d d x arcsin x = 1 1 x 2 {\displaystyle {\mathrm {d} \over \mathrm {d} x}\arcsin x={1 \over {\sqrt {1-x^{2}}}}}
d d x arccos x = 1 1 x 2 {\displaystyle {\mathrm {d} \over \mathrm {d} x}\arccos x={-1 \over {\sqrt {1-x^{2}}}}}
d d x arctan x = 1 1 + x 2 {\displaystyle {\mathrm {d} \over \mathrm {d} x}\arctan x={1 \over 1+x^{2}}}
d d x arcsec x = 1 | x | x 2 1 {\displaystyle {\mathrm {d} \over \mathrm {d} x}\operatorname {arcsec} x={1 \over |x|{\sqrt {x^{2}-1}}}}
d d x arccot x = 1 1 + x 2 {\displaystyle {\mathrm {d} \over \mathrm {d} x}\operatorname {arccot} x={-1 \over 1+x^{2}}}
d d x arccsc x = 1 | x | x 2 1 {\displaystyle {\mathrm {d} \over \mathrm {d} x}\operatorname {arccsc} x={-1 \over |x|{\sqrt {x^{2}-1}}}}

Hyperbolische functies en Areaalfuncties

d d x sinh x = cosh x {\displaystyle {\mathrm {d} \over \mathrm {d} x}\sinh x=\cosh x}
d d x cosh x = sinh x {\displaystyle {\mathrm {d} \over \mathrm {d} x}\cosh x=\sinh x}
d d x tanh x = 1 cosh 2 x = sech 2 x {\displaystyle {\mathrm {d} \over \mathrm {d} x}\tanh x={\frac {1}{{\mbox{cosh}}^{2}\,x}}={\mbox{sech}}^{2}\,x}
d d x sech x = tanh x sech x {\displaystyle {\mathrm {d} \over \mathrm {d} x}{\mbox{sech}}\,x=-\,{\mbox{tanh}}\,x\,{\mbox{sech}}\,x}
d d x coth x = csch 2 x {\displaystyle {\mathrm {d} \over \mathrm {d} x}\,{\mbox{coth}}\,x=-\,{\mbox{csch}}^{2}\,x}
d d x csch x = coth x csch x {\displaystyle {\mathrm {d} \over \mathrm {d} x}\,{\mbox{csch}}\,x=-\,{\mbox{coth}}\,x\,{\mbox{csch}}\,x}
d d x sinh 1 x = 1 x 2 + 1 {\displaystyle {\mathrm {d} \over \mathrm {d} x}\sinh ^{-1}x={1 \over {\sqrt {x^{2}+1}}}}
d d x cosh 1 x = 1 x 2 1 {\displaystyle {\mathrm {d} \over \mathrm {d} x}\cosh ^{-1}x={1 \over {\sqrt {x^{2}-1}}}}
d d x tanh 1 x = 1 1 x 2 {\displaystyle {\mathrm {d} \over \mathrm {d} x}\tanh ^{-1}x={1 \over 1-x^{2}}}
d d x sech 1 x = 1 x 1 x 2 {\displaystyle {\mathrm {d} \over \mathrm {d} x}{\mbox{sech}}^{-1}\,x={1 \over x{\sqrt {1-x^{2}}}}}
d d x coth 1 x = 1 1 x 2 {\displaystyle {\mathrm {d} \over \mathrm {d} x}{\mbox{coth}}^{-1}\,x={1 \over 1-x^{2}}}
d d x csch 1 x = 1 | x | 1 + x 2 {\displaystyle {\mathrm {d} \over \mathrm {d} x}{\mbox{csch}}^{-1}\,x={-1 \over |x|{\sqrt {1+x^{2}}}}}