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Penilaian SPLTV

Authored by lina aris

Mathematics

10th Grade

Used 8+ times

Penilaian SPLTV
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10 questions

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1.

MULTIPLE CHOICE QUESTION

5 mins • 10 pts

Penyelesaian dari sistem persamaan:

3x + 7y + 2z = 8

4x + 2y - 5z= -19

6y - 4z = 14

adalah . . . .

x = 5, y = 3, z = 1

x = 4, y = -5, z = 1

x = -3, y = 4, z= 1

x = -5, y = 3, z = 2

x = -5, y = 3, z = 1

2.

MULTIPLE CHOICE QUESTION

5 mins • 10 pts

Himpunan penyelesaian dari:

x - 2y + z = 6

3x + y - 2z = 4

7x - 6y - z = 10

adalah . . . .

x = 5, y = 3, z = 7

x = 4, y = 5, z = 3

x = 2, y = 4, z = 8

x = 1, y = 4, z = 5

x = 1, y = 2, z = 3

3.

MULTIPLE CHOICE QUESTION

1 min • 10 pts

Toko alat tulis ''99'' menjual alat tulis berisi buku tulis, spidol, dan pulpen dalam 3 jenis paket, sebagai berikut.

Paket A: 5 buku, 2 spidol, 3 pulpen seharga Rp41.000

Paket B: 3 buku, 3 spidol, 2 pulpen seharga Rp29.000

Paket C: 6 buku, 4 spidol, 3 pulpen seharga Rp50.000

Model SPLTV yang paling tepat adalah . . . .

5x + 2y + 3z = 41.000

3a + 3b + 2c = 29.000

6a + 4b + 3c = 50.000

3x + 3y + 2z = 41.000

5a + 2b + 3c = 29.000

6x + 4y + 3z = 50.000

3x + y + 2z = 50.000

2x + 2y + 3z = 29.000

x + 2y + 2z = 41.000

5x + y + 3z = 41.000

3x + 3y + 2z = 50.000

6x + 4y + 3z = 29.000

5x + 2y + 3z = 41.000

3x + 3y + 2z = 29.000

6x + 4y + 3z = 50.000

4.

MULTIPLE CHOICE QUESTION

1 min • 10 pts

Beni, Andi dan Nandi membeli buah di toko yang sama. Beni membeli 4 kg mangga, 1 kg salak, dan 2 kg dukuh seharga Rp54.000. Andi membeli 1 kg mangga, 2 kg salak, dan 2 kg dukuh seharga Rp43.000. Nandi membeli 3 kg mangga, 1 kg salak dan 1 kg duku seharga Rp37.750. Model SPLTV yang paling tepat adalah . . . .

4x + 2y + 2z = 54.000

a + 2b + 2z = 43.000

3x - y + z = 37.750

4x + y + 2z = 54.000

x - 2y - 2z = 37.750

3x - y + z = 54.000

2x + 2y + 3z = 43.000

x + 4y + 2z = 54.000

3x + y + z = 37.750

2x + 2y + 3z = 54.000

x + 4y + 2z = 43.000

3x + y + z = 37.750

4x + y + 2z = 54.000

x + 2y + 2z = 43.000

3x + y + z = 37.750

5.

MULTIPLE CHOICE QUESTION

5 mins • 10 pts

Himpunan penyelesaian dari SPLTV berikut:

x + y + z = 2

3x - y + 2z = 4

2x + 3y + z =7

adalah . . . .

{3, 1, 2}

{3, -2, 1}

{-3, 1, 2}

{3, 1, -2}

{3, -2, -2}

6.

MULTIPLE CHOICE QUESTION

5 mins • 10 pts

Himpunan penyelesaian dari SPLTV berikut:

2x + y = 4

x + 2z = 3

3y - z = 5

adalah . . . .

{2, 2, 1}

{2, 1, 1}

{1, -2, 1}

{1, 2, 1}

{1, -2, -1}

7.

MULTIPLE CHOICE QUESTION

5 mins • 10 pts

Diketahui sistem persamaan berikut:

x + y + z = 3

3x - y + 2z = 4

x + y - z = 1

maka nilai x + y + z = . . . .

  • -3

1

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