Find the Taylor series expansion formula of f(x)=\lnxf(x)=lnx at a=3a=3?
f'=1/x=x^-1
f''=-1/x^2=(-1)x^-2
f'''=2/x^3=(-1)(-2)x^-3
f^4=(-1)(-2)(-3)x^-4...
must find C_n before finding f(x) expansion
must find
1 Answer
May 24, 2018
Explanation:
In general, for
We also have