10.19
0
!
1
2
3
lim
n
n
n
n
.
10.20
0
!
!
3
2
lim
n
n
n
n
.
10.21
0
!
!
1
2
lim
n
n
n
n
.
181
11-masala.
1
n
n
a
qator
ning
qanday
qiymatlarida
yaqinlashishini aniqlang.
11.1
.
1
sin
1
n
n
a
n
11.2
..
ln
2
1
ln
2
n
n
n
a
n
11.3
.
1
1
ln
1
n
n
arctg
a
n
11.4
.
1
1
3
2
3
2
n
n
n
a
n
11.5
.
1
1
n
tg
n
e
a
11.6
.
1
cos
1
sin
1
n
n
n
a
n
11.7
.
1
1
1
cos
1
n
e
a
n
n
n
11.8
.
1
ln
1
ln
n
tg
n
arctg
a
n
11.9
.
1
cos
2
n
n
n
n
a
n
11.10
.
1
2
sin
1
2
2
n
n
a
n
11.11
.
1
1
sin
n
arctg
n
n
a
n
11.12
.
1
cos
1
1
n
n
n
a
11.13
.
1
cos
2
2
1
n
e
a
n
n
11.14
.
1
cos
1
1
1
2
n
n
e
a
n
n
11.15
.
1
sin
ln
ln
n
n
a
n
11.16
.
2
1
1
4
2
n
n
n
a
n
11.17
.
2
,
1
2
1
1
ln
n
n
n
n
a
n
11.18
.
1
ln
1
n
n
n
a
n
11.19
.
3
1
cos
1
sin
n
n
n
a
n
11.21
.
1
2
1
2
ln
1
n
n
n
n
a
n
11.20
.
2
2
cos
2
2
n
n
n
a
n
182
12-masala. Yaqinlashishga tekshiring.
12.1
1
1
.
1
1
2
1
n
n
n
n
n
12.2
1
1
.
1
2
1
n
n
n
n
n
12.3
2
1
.
1
ln
1
n
n
n
12.4
3
.
ln
ln
ln
1
n
n
n
n
n
12.5
2
2
4
2
.
1
2
1
n
n
n
n
n
12.6
3
.
ln
1
1
n
n
n
n
12.7
3
.
1
ln
1
n
n
n
n
12.8
1
4
1
.
3
2
1
n
n
n
n
12.9
1
.
1
3
2
sin
1
n
n
n
n
12.10
1
.
6
cos
1
n
n
n
12.11
1
.
2
ln
1
n
n
n
n
12.12
1
.
1
1
n
n
n
tg
12.13
1
2
1
.
2
1
1
n
n
n
n
12.14
1
3
.
ln
3
3
cos
1
n
n
n
n
n
12.15
1
1
.
2
3
1
1
n
n
n
n
12.16
1
.
3
1
2
1
n
n
n
n
12.17
1
.
4
ln
3
1
n
n
n
n
12.18
0
2
2
.
2
1
2
1
n
n
n
n
12.19
1
3
.
1
1
n
n
n
n
12.20
1
.
sin
1
n
n
n
n
n
n
12.21
1
.
1
5
4
1
n
n
n
n
tg
13-masala. Quyidagi qatorlarning absolut yaqinlashuvchi
ekanligini isbotlang.
13.1
1
3
7
.
4
3
2
cos
1
n
n
n
n
n
13.2
1
6
.
sin
1
1
ln
n
n
n
arctg
n
183
13.3
1
2
.
1
cos
1
1
ln
1
n
n
n
n
13.4
1
3
.
2
4
2
sin
n
n
n
n
13.5
1
4
6
.
1
3
2
n
n
n
n
n
arctg
13.6
1
3
.
3
ln
2
4
cos
n
n
n
n
13.7
1
2
1
.
2
ln
1
n
n
n
n
13.8
1
5
4
arcsin
1
n
n
n
n
.
13.9
.
2
1
cos
3
1
3
n
n
arctg
n
n
13.10
.
sin
1
3
n
n
e
n
n
13.11
1
.
!
2
n
n
n
n
13.12
1
.
1
!
!
2
1
n
n
n
n
n
13.13
1
2
.
1
1
1
n
n
n
n
n
n
13.14
1
.
cos
1
cos
1
sin
1
n
n
n
n
n
13.15
1
3
2
2
1
.
3
2
1
n
n
n
n
n
n
n
13.16
1
1
arcsin
1
1
n
n
n
n
arctg
13.17
1
2
.
2
ln
1
ln
3
sin
1
n
n
n
n
n
n
13.18
1
3
.
2
1
1
n
n
n
arctg
n
13.19
1
3
2
3
2
.
sin
sin
sin
n
n
n
n
n
13.20
.
cos
3
1
2
n
n
e
n
n
13.21
.
1
1
ln
4
3
3
2
1
n
n
n
n
n
n
14-masala. Quyidagi qatorlarni yaqinlashishga tekshiring.
14.1
1
2
1
.
1
1
n
n
n
n
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