0x
1(
ax
2
)
1
4
1
xsin
x
xy
ln2
x
4
y
y
x
2
nx
e a
(
a
)0
2
T
T
1
1
1
1
1
1
1
1
1
T
A
10
1
0
02
102
B
EBABA
2
{
a
{},
b
}{},
n
c
n
n
lim
a
n
n
0
lim
b
n
n
1
lim
c
n
n
a
n
b
n
lim
n
ca
nn
b
n
c
n
lim
n
cb
nn
a
n
3
2
n
n
0
1
x
n
1
1
n
x
dx
lim
n
na
n
1(
e
)
3
2
1
1(
1
e
)
3
2
1
3
2
e
1
)
)
x
(
y
1(
1
e
)
3
2
1
1(
y
x
ln
x
2
.2
y
x
2
.2
x
y
y
y
x
(
x
y
)
2
.2
2
.2
y
x
x
y
(
,
)
4
0
I
1
x
4
tan
x
0
dx
I
2
I
1
I
2
.1
I
2
I
1
.1
r
,
1
,
,
2
r
s
r
s
x
tan
dx
x
1
I
1
I
.
2
1
I
2
I
1
.
,
,
,
s
1
2
s
r
r
s
)(
xf
)
x
,
1ln(
x
3
ax
arcsin
,6
2
ax
e
1
,
x
sin
x
ax
x
4
x
x
x
,0
,0
,0
2
,21
u
ln21
t
e
u
1
t
(
t
)1
2
yd
2
dx
.
9
x
du
x
y
xe
1(
arctan
x
3
2
2
x
)
.
dx
(
,
)
y
,0
x
)(
yx
2
xd
2
dy
(
y
sin
x
)(
dx
dy
3
)
0
y
)0(
,0
y
)0(
3
2
y
ln4
x
k
y
4
x
ln
4
x
2(
2
1,
2
)
]
,0[
l
l
(
x
)(
yy
)0
3 3m
/
min
/2m
min
x
)(y
)(y
f
x
)(
.0
lim
x
a
f
)
2(
ax
ax
b
b
a
2
2
a
)(
dx
xf
2
)(
f
b
2
a
a
)(
xf
.
dx
f
)(
(
b
2
2
a
)
A
022
28
a
600
P
1
AP
.
:1l
:2l
:3l
ax
2
by
3
c
0
bx
2
cy
3
a
0
cx
2
ay
3
b
0
cba
.0
lim
0
x
1(
ax
sin
x
2
)
x
1
4
1
0x
1(
ax
2
)
1
4
1~1
4
2
ax
x
sin
x
2~
x
1
4
lim
0
x
1(
ax
sin
x
2
)
x
lim
0
x
1
4
x
2
ax
2
1
4
a
1
xy
y
yx
x
4
y
34
yy
ln2
2
x
y
.1)1(
y
(11
x
)1
x
.0 y
)0()(nf
nx
)0()(
f n
!
n
.
y
2ln2 x
y
2 x
2)2(ln
,
)(
xy
x
2
)2(ln
n
)0()(
ny
)2(ln
n
nx
y
)0()(
n
!
n
n
)2(ln
!
n
.
1
2
)(
d
2
S
2
a
d
)1
0
e
2
1
2
4 ae
(
2
)(
d
S
1
2
1
4
a
0
2
2
ae
2
0
1
4
a
T
T
1
1
1
1
1
1
1
1
1
1
1
1
1
11
1
1
1
T
1
11
1
1
1
.3
A
a
1
a
2
a
n
b
1
b
2
.
b
n
EBABA
2
2
(
A
)
EABE
(
EABEAEA
)(
)
(
EBEA
)
.
BEA
1
EA
10
0
0
01
002
2
B
1
2
lim
n
ca
nn
0
lim
n
cb
nn
1
an
2
n
1nb
cn
1
2
(
nn
)
,2,1
a
n
3
2
n
n
0
1
x
n
1
1
n
x
dx
3
2
n
n
n
0
1
1
n
dx
1(
n
x
)
3
2
n
x
)
1(1
n
n
1
n
0
(1{[1
n
n
n
1
3
2
n
])
}1
lim
n
na
n
(1{[
lim
n
3
2
n
])
n
1
n
}1
1(
e
1
)
3
2
.1
y
x
ln
x
x
(
y
)
)(u
x
y
y
x
(
x
y
)
x
ln
1
x
y
ln
x
2
ln
1
ln
(ln
x
)
(ln
x
)
1
2
ln
x
x
(
y
)
2
.2
y
x
x
1
2
u
)(
u
f
)(x
I
1, I
2
tan
x
x
1
x
tan
x
1
tan
x
4
I
2
4
0
I
1
I
1
I
2
r
,
1
,
,
2
x
dx
4
I
2
4
0
x
tan
x
dx
4
1 I
1
,
s
1
,
,
2
r
s
2
,
,
,
1
r
s
r
,
s
1
,
,
2
1
0
0
,
1
1
0
,
2
0
1
1
0
1
0
2
1,
2
1
0
0
,
2
1
0
,
1
1
0
1
1
0
,
1
1
0
,
2
0
1
1,
2
1
1
1
1,
2
1
f
)00(
f
)0(
f
).00(
f
)00(
lim
0
x
)(
xf
lim
0
x
1ln(
x
3
ax
arcsin
)
x
lim
0
x
3
ax
arcsin
x
x
lim
0
x
1
2
3
ax
1
1
2
x
lim
0
x
2
3
ax
2
x
1
1
lim
0
x
2
3
ax
1
x
2
2
.6
a