Page 29 - ANALISIS VEKTOR

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Penyelesaian

Diketahui : W = ∫ xy dx + x dy
Ditanya : w = ⋯ ? , w = ⋯ ? , w = ⋯ ?
b
a
c
Jawaban :
Langkah pertama mencari

∗ w y = m + c y = m + c
a
(0,0) →(1,2) 2 = m∙ (1) + c y = 2x

y = m + c m = 2 dy = 2
0 = m-0+ c

c = 0

w = ∫ +
a
1
2
w = ∫ 2 + 2
a
0
1
2
3
2
w = + |
a
3 0
2
w = (1) +(1)
3
2
a
3
5
w =
a
3
Langkah pertama mencari w
b

∗ w
b
(0,0) →(0,2) → (1,2) w b ,, = (0,2) → (1,2) y = mx + c

y = m + c y = 0-x +2
,
w = (0,0) → (0,2)
b
2 = m-0+ c y = 2
x = 0
c = 2 dy = 0
dx =0