DERIVADAS www.unicoos.com Funciones elementales Función Derivada f (x) f '(x) Funciones compuestas Función Derivada f (u) con u=u(x) f '(x) = f '(u).u'(x) f (x ) = k f (x ) = x f '(x) = 0 f '(x) = 1 f ( x) = ln x f '(x ) = 1/x f ( u) = ln u f '(x ) = e x f ( x) = a x ln a f(u) = a u f )(x = x n f ( x ) = log f ( x) = e x f ( x) = a x f '(x) = n .x n-1 a x f (x ) = g (x )h(x) f (x) = sen x f (x) = cos x f ( x) = tg x f ( x) = arcsen x f ( x) = arccos x f ( x) = arctg x f (x ) = sh x f (x ) = ch x f '(x ) = 1 x . ln a n-1 f ( u ) = log u a f (u ) = e u f '(x ) =n .u u' f '( x) = u u' f '( x) = u .ln a f '(x) = e u .u' f ( u) = arcsen u f '( x ) = . u' f '(x ) = a u .lna . u ' f '(x) = h(x) .g (x)h(x)-1 .g '(x) + g (x)h(x) .ln g (x) .h'(x ) f (u) = sen u f '(x ) = cosu . u ' f '(x) = cos x f (u) = cos u f '(x) = − sen x f '(x ) = −senu . u ' 1 u' = f ( u) = tg u f '(x ) = f '(x )= cos² x cos²u = sec²x = 1 + tg²x =(1+ tg²u) .u' 1 f '( x ) = f '( x ) = f '( x ) = 1 -x ² −1 1-x² 1 1 + x² f (x ) = th x f '(x) = ch x f '(x) = sh x 1 f '(x ) = = ch ² x f ( x) = arg sh x f '( x ) = f ( x) = arg th x x²-1 1 f '( x ) = 1-x² f ( x) = arg ch x f (u ) = u n = 1 − th ²x f '( x ) = 1 1+x² 1 f ( u) = arccos u f ( u) = arctg u f (x ) = sh u f (x ) = ch u f ( x) = th u f ( x) = arg sh u f ( x) = arg ch u f ( x) = arg th u f '( x ) = f '( x ) = u' 1 - u² −u' 1 - u² u' 1 + u² f '(x ) = ch u . u ' f '(x ) = sh u . u ' u' f '(x ) = = ch²u = (1− th ²u ) . u ' f '( x ) = f '( x ) = u' 1+u² u' u²-1 u' f '( x ) = 1-u²