15/243
2x²+3x+4X²+4
15/(3^6 × 5)
2x²+3x+4X²+=
15/3^6 × 5
Find the power series expansion of the following functions at (x - c)
1
1n（1+t）
1. f(x) =
c =0
4. f（x） =
t
dt, c = 0 and x ...
67/514
11X - (x^2 +4x/ln(x))+20
67/5147
66/5147
