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**Unformatted text preview: **@) = ( y cos ? x - sing x ) dx + 2 ( sin x corn ) dy ED
M ( x x )
N
Jm = 24 Cost A - 2sin? x
= 2 car ? x
AN
= 2 sin x COS X
(' = 2 cus
V" 2 - sin
tidak eksak.
= UV tv'v
= 2005. cost + ( - sir ) . 2 sin x
= 2 cos 2 X - 2 sin ? X.
F ( ) - FM IN
FX
2 sink x
2 sin x
2 2 ton *
N
2 SIA X . LOST
U = e J F ( x ) dx
= e
12 tanx - dx
= p In 2sec - x
U = 2 see x
2 sec x ( 2 4 cos z x - 2 5 in 2 x ) clx + 2 sec x ( 2 ( sin x _ cos x ) ) dy = 0
f ( x , y ) = I'm ( x y ) dy + g ( x )
f ( x x ) = ( 24 cos 2 x - 2 sin 2x dy + 9 ( x )
yl cost x - 2 y sin 2x + 9 ( * )
= - 24 " Sins . ( os X - 4y 105 x x + 9" ( x )
Fx
" 24 105 - x - 2 sin 2 x = - 242 sin x _ coo x - 49 cos 2 x + 9 ( x )
(r by cor 2 x - by sin zx + yz sin 2x = 9' (7 )
260 Pet x 2
It by ( cor 24 ) tyism 2x
2 g ( x )
- y - cos 2 x + 16
3/67 sin 2 x = 9' ( x )
- By sin 2x - 42 7 605 2x
= 91 x 1
- 292 sin x. co5 x - 4y cos 2x f By sin 2x - y. .cos 2x 2 F ( x,) )...

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- Spring '17
- aaa