
Sistem Pertidaksamaan Linier
Authored by MARENI NOPIYA
Mathematics
12th Grade
Used 7+ times

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5 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 2 pts
Perhatikan pernyataan di bawah ini :
(1) 2x ≤ 12
(2) 3x – 2y = 15
(3) 2a + 3b ≥ 24
(4) 7a + 4b + 2c = 28
Pernyataan di atas yang merupakan pertidaksamaan linear adalah …
(1) dan (2)
(2) dan (3)
(1) dan (3)
(3) dan (4)
2.
MULTIPLE CHOICE QUESTION
2 mins • 2 pts
Sebuah adonan roti basah dibuat dengan 2 kg tepung dan 2 kg gula. Sedangkan sebuah adonan roti kering dibuat menggunakan 1 kg tepung dan2 kg gula. Ibu memiliki persediaan tepung sebanyak 6 kg dan gula sebanyak 10 kg setiap satu adonan kue basah dapat memberikan untung Rp 75.000,00 dan setiap adonan kue kering dapat memberikan untung Rp 60.000,00. Model matematika yang tepat dari permasalahan tersebut …
2x+y≤6;
2x+2y≤10;
x≥0;
y≥0 ;
Z = 75.000x + 60.000y
2x+y≤6;
x+y≤10;
x≥0;
y≥0 ;
Z = 75.000x + 60.000y
2x+2y≤6;
2x+y≤10;
x≥0;
y≥0 ;
Z = 60.000x + 75.000y
2x+2y≤10;
2x+2y≤6;
x≥0;
y≥0 ;
Z = 60.000x + 75.000y
3.
MULTIPLE CHOICE QUESTION
1 min • 2 pts
Jika tanda ketidaksamaan berupa ≤ atau ≥ maka garis pembatas pada grafik di gambar …
Putus-putus
Penuh
Sama
Benar
4.
MULTIPLE CHOICE QUESTION
1 min • 2 pts
Jika tanda ketidaksamaan berupa < atau > maka garis pembatas pada grafik di gambar …
Benar
Sama
Penuh
Putus-putus
5.
MULTIPLE CHOICE QUESTION
10 mins • 2 pts
Daerah himpunan penyelesaian dari
4x + 3y ≤ 12,
3x + 5y ≤ 15,
x ≥ 0,
y ≥ 0
adalah …
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