1: .
. , , .
2: .
, :
1. , .
2. , .
3. , .
.
- .
.
f (x) (n+1)- , :
Rn −
x, .. , , f (x) a.
a = 0, :
86. ln(1+x), cos x.
87. ex, sin x.
.
(1) , f(x) x, f(x)≈Sn(x) (2) Sn(x)- . (2) (1), , Sn(x) n. (2) , , n-
(1) , f(x) f(x)
. .
, ( ) ( ), , .
:
: