Tentukan penyelesaian SPLTV berikut dengan metode substitusi
3𝑥 − 𝑦 − 2𝑧 = 15
𝑥 + 5𝑦 − 𝑧 = 12
2𝑥 + 7𝑦 + 𝑧 = 6
ULANGAN SPLTV DAN SPTLDV
Quiz
•
Mathematics
•
10th Grade
•
Hard
Amal Udin
Used 18+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
10 mins • 10 pts
Tentukan penyelesaian SPLTV berikut dengan metode substitusi
3𝑥 − 𝑦 − 2𝑧 = 15
𝑥 + 5𝑦 − 𝑧 = 12
2𝑥 + 7𝑦 + 𝑧 = 6
x=2
y=1
z=-5
x=2
y=1
z=5
x=-2
y=1
z=-5
x=2
y=3
z=-5
x=2
y=1
z=-3
2.
MULTIPLE CHOICE QUESTION
10 mins • 10 pts
Tentukan penyelesaian SPLTV berikut dengan metode substitusi
𝑥 − 𝑦 + 2𝑧 = −5
2𝑥 + 𝑦 + 𝑧 = −1
𝑥 + 𝑦 − 𝑧 = 3
x= 0
y= 1
z= -3
x= 0
y= 1
z= -2
x= 1
y= 1
z= 4
x= 0
y= 1
z= 2
x= 2
y= 1
z= 3
3.
MULTIPLE CHOICE QUESTION
10 mins • 10 pts
Tentukan penyelesaian SPLTV berikut dengan metode substitusi
4𝑥 − 3𝑦 + 𝑧 = 19
3𝑥 − 2𝑦 − 2𝑧 = 16
𝑥 + 5𝑦 + 7𝑧 = −25
𝑥 = 2, 𝑦 = −4 dan
𝑧 = 1
𝑥 = 4, 𝑦 = 2 dan
𝑧 = −1
𝑥 = 2, 𝑦 = −4 dan
𝑧 = −1
𝑥 = 2, 𝑦 = 4 dan
𝑧 = −1
𝑥 = 4, 𝑦 = −4 dan
𝑧 = −1
4.
MULTIPLE CHOICE QUESTION
10 mins • 10 pts
Tentukan penyelesaian SPLTV berikut dengan cara substitusi
𝑎 + 2𝑏 + 3𝑐 = 8
2𝑎 + 2𝑏 + 4𝑐 = 10
2𝑎 + 4𝑏 + 2𝑐 = 4
𝑎 = −1, 𝑏 = 0 dan
𝑐 = 2
𝑎 = 2, 𝑏 = 0 dan
𝑐 = 4
𝑎 = −1, 𝑏 = 2 dan
𝑐 = 4
𝑎 = −1, 𝑏 = 0 dan
𝑐 = 3
𝑎 = −1, 𝑏 = 0 dan
𝑐 = 2
5.
MULTIPLE CHOICE QUESTION
10 mins • 10 pts
Diketahui SPLTV berikut, tentukan nilai x,y dan z!
2𝑥 + 𝑦 + 𝑧 = 4
3𝑥 − 𝑦 + 2𝑧 = −5
𝑥 + 2𝑦 + 2𝑧 = 5
𝑥 = 2, 𝑦 = 4, dan
𝑧 = −2
𝑥 = 1, 𝑦 = 4, dan
𝑧 = 4
𝑥 = 1, 𝑦 = 3, dan
𝑧 = −2
𝑥 = 1, 𝑦 = 4, dan
𝑧 = 2
𝑥 = 1, 𝑦 = 4, dan
𝑧 = −2
6.
MULTIPLE CHOICE QUESTION
10 mins • 10 pts
Pada gambar berikut, yang merupakan himpunan penyelesaian sistem pertidaksamaan
2𝑥 + y ≤ 24;
𝑥 + 2y ≥ 12;
𝑥 − y ≥ −2;
𝑥 ≥ 0
y ≥ 0
adalah daerah ….
I
II
III
IV
V
7.
MULTIPLE CHOICE QUESTION
10 mins • 10 pts
Sistem pertidaksamaan Linier dua variabel yang memenuhi grafik berikut adalah … .
3𝑥 + 8y ≥ 24
4𝑥 + 10y< 40
𝑥 ≥ 0
y ≥ 0
8𝑥 + 3y ≥ 24
4𝑥 + 10y> 40
𝑥 ≥ 0
y ≥ 0
3𝑥 + 8y ≤ 24
4𝑥 + 10y> 40
𝑥 ≥ 0
y ≥ 0
8𝑥 + 3y ≥ 24
4𝑥 + 10y < 40
𝑥 ≥ 0
y ≥ 0
8𝑥 + 3y ≥ 24
4𝑥 + 10y ≤ 40
𝑥 ≥ 0
y ≥ 0
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