calculus
posted by amy .
find the nth derivative of 2/(x+1)

n=1; f'=2/(x+1)^2
n=2; f"=2*2/(x+1)^3
nth = (2)^n * 1/(x+1)^(n+1)
check that. 
that is only true for the first three.
posted by amy .
find the nth derivative of 2/(x+1)
n=1; f'=2/(x+1)^2
n=2; f"=2*2/(x+1)^3
nth = (2)^n * 1/(x+1)^(n+1)
check that.
that is only true for the first three.