Question

encontrar la derivada de -8/x+6 se necesita la formula -c/v^2 dv/dx

Answer 1

f(x)=-8/x+6
(u/v)'=vu'-uv'/v^2
u=-8
u'=0
v=x+6
v'=1
f'(x)=(x+6*0)-(-8*1)/(x+6)^2
f'(x)=0*+8/(x+6)^2
f'(x)=8/(x+6)^2