Himpunan penyesaian dari 3x+2y=4 dan 2x+3y=1
Matematika
syukurwarmaN
Pertanyaan
Himpunan penyesaian dari 3x+2y=4 dan 2x+3y=1
2 Jawaban
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1. Jawaban Chaya1612
eliminasi aja. . .
3x + 2y = 4 (kali 2) 6x + 4y = 8
2x + 3y = 1 (kali 3) 6x + 9y = 3
_________ _
- 5y = 5
y = -1
maka masukkan ke persamaan (2) karena lebih sederhana sehingga:
2x + 3(-1) = 1
2x = 4
x = 2
Jadi, himpunannya (2, -1) (pakai kurung kurawal yah) -
2. Jawaban wilsonrubik123
Gunakan rumus eliminasi
3x+2y=4 ( dikalikan 2)
2x+3y=1 ( dikalikan 3)
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6x + 4y = 8
6x + 9y = 3 -
```````````````````````````
-5 y = 5
= y = 5/-5 = -1
3x+2y=4
3x + 2.-1 = 4
3x + -2 = 4
3x = 4+ 2
X = 6/3 = 2
Jadi , y = -1
Dan x = 2
Jalau boleh jadikan jawaban terbaik yah