Question

魚

請問此積分證明是哪裡不足?老師上課講到這裡的證明不夠完整，但我不了解老師的意思!

en
XN+1
+C
n+1
=N 1
=0
'i+1
ſx"dx
limN70 Dizo (x2+1 + x?)((i+1 – z;)
DEN
Xi1 – =
li+1 – Xi = $(x4 – xo)
f xf
Xi+1 (1 - z)
=
1
=0
(x f – xo)n+1
Nn+1
N
SIEN in
1
lim N700
L'izo
ż=N
1
Nn+1
in
→
n+1
(xf – x;)"+1
cin
= 2"+1
+0