Математический анализ 1. Харлова А.Н - 37 стр.

UptoLike

Рубрика: 

37
()
()
(
)
(
)
12
11
45
33
22
11
ln(cos3) 4 3 0 16
24
x
xx xxx
−−
−=+=+
;
3.2.
cos3 4
sin3
x
y
x
+
= ;
()()()
()
2
cos3 4 sin3 cos3 4 sin 3
cos3 4
sin 3
sin 3
+−+
+
⎛⎞
== = =
⎜⎟
⎝⎠
xxxx
x
yy
x
x
()
()
()
22
22
3sin 3 sin 3 cos3 4 3cos3
3sin 3 3cos 3 12cos3
sin 3 sin 3
−−+
−−
==
xx x x
x
xx
xx
()
2
312cos3
sin 3
−−
=
x
x
;
3.3.
3
4
45
3
x
x
ye
=+ ;
()
33 3
44 4
45 45 3 4
3343
′′
−−
⎛⎞
=+ = + =+
⎜⎟
⎝⎠
xx x
xx
ye e e ;
3.4.
2
0,5cos
tg 5
=⋅
yx
;
()
()
()
222
0,5cos 0,5cos 0,5cos
tg 5 tg 5 tg 5
−−
′′
=⋅ = + =
xxx
yx x x
()
22
0,5cos 0.5cos
2
1
5tg5ln5cossin
cos
xx
x
xx
x
−−
=⋅ + .
3.5.
4
arctg(2 1)=−yx;
()
13
44
4
2
12
arctg(2 1) (arctg(2 1)) (arctg(2 1))
41(21)
⎛⎞
=−==
⎜⎟
+−
⎝⎠
yx x x
x
;
3.6.
32
4
log (3 )yxx=−.
()
32 22
44
2
32
log (3 ) 3log (3 )
(3 )ln 4
x
yxx xx
xx
=−=
.