Resp uestas a
los problemas
48 In[( 3y - 7)2 -
(3x
_
2)(3y
-
7) +
(3x
_
2)2]- 2vÍ3 arctan
(6~
3x
-
12)
3(3x
-
2)
49. Y
+ 2 1n
[y -
1[ -
x
-
5 1n Ix - 31= c
51. In
[1
+ vi + 2ViJ - 2 arctan
JV
=
2JS
+ c
52.
y
= arcsen (c sen
t )
53.
y
= In (
1 )
e
-
e
t
+
3
54.
y6
_
xsen x -
y
=- 1
55.
In
--
+ x
=e
e
+x
y
)
2
1 -
xy
56.
4x2y'
-
X'y 2
=
C
57.
y
-x
-
3 In(x+y- l ) = e
58. y
=
~ (x'
-
1)
4
59.
,¡xv
+
xy3/2
-
lOJY
+
4
=
O
60. y=
~x3+ex2
61. In y =
2/r¡
+c
62. 2x
+
e
XY -
y2
=
e
63 .
y
=
ex
e
64.
y
= –
x
,
3 eosx
6sen x
6 cosx
e
65.y =
senx+--- - ---- + -
x
x2
x 3
x 3
66 .
eW'
+
cy
+
1
=
O
Y
1r
67 . ysen- = -
x
2
68. X2
+
2x2y
+
y2
+
2y
= c
225
1...,217,218,219,220,221,222,223,224,225,226 228,229,230,231,232,233,234,235,236,237,...252