21-22 Integral - PARTIAL FRACTION- Soal Campur.ppt
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Transcript 21-22 Integral - PARTIAL FRACTION- Soal Campur.ppt
ITK-121
KALKULUS I
3 SKS
Dicky Dermawan
www.dickydermawan.890m.com
PARTIAL
FRACTION
Contoh:
1
2
3x 3 2x 2 x 3
dx
2
x 1
4 x 1
x 2 1 dx
Polinomial:
r1 x si
ax 2 bx c
Dapat difaktorkan, contoh
x2 5 x 5 x 5
Tidak dapat difaktorkan, contoh
x2 5 D < 0
D pembagi berbentuk
ki
( px q) i
Jadi derajat yang dibagi lebih rendah
D>0
Contoh:
x3 2x 1
x 23 x 1x 2 x 12
SOAL-SOAL
1
2x 2 x
x 1 dx
x 2x
x 2 dx
3
2
3
2
tan x
1 sin 2 x dx
SOAL-SOAL
4
dx
x 2 4 x 9 dx
5
dx
9 x 2 18 x 10
6
dx
7
16 16 x x 2
x 1
9 x 2 18x 10 dx
8
9
10
11
x
3 x
16 6 x x 2
dx
dx
2x 2 9
x
3
x
2
dx
2x
3 4 x dx
12
dx
9 16 x 2
13
dx
5x 2 11
14
2
2
x
9
2
x
dx
15
16 3x 2
dx
x
dx
16
17
x
18
19
20
5 3x 2
2
3 5 x dx
2
dx
x 2 2x 3
x 2 2x 3
dx
x 1
dx
x 2
SOAL-SOAL WARNA-WARNI
1
2
3
4
5
6
7
1 x dx
1 sin x
x cos x dx
x
1 x dx
1 sin x
cos x dx
x dx
9 25 x 2 dx
x 1
4
tan
x dx
8
9
x 1
dx
x5
sin x dx
1 cos x
10
e x ex
e x e x dx
11
sin 2 x dx
1 cos 2 x
12
2 x 3 x
4 x dx
dx
13
x x 1
14
x
15
2
dx
x5
dx
x 2 2x 5
16
17
18
19
20
21
22
23
dx
x2 x 2
dx
4x x 2
x2
x 4 1dx
x dx
2x x 2
e2x 1
e x e x dx
3
cos 1 x
1 x
2
dx
x dx
x2 x 5
1
x
sin
x dx
24
x5 x x
x 3 dx
25
sin
26
27
1 3x dx
x dx
x2 9
x tan 1 x
1 x 2 dx
28
x5
x 1 dx
29
3 x
x
e dx
30
cos x ln sin x dx