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Resmawan-Aljabar-Linear-Elementer-Sistem-Persamaan-Linear

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1.5 Latihan 1

1. Sistem Persamaan Linear 1.5 Latihan 1

4. Tentukan matriks diperbesar dari masing-masing sistem persamaan

linear berikut:

c. x 1 + 2x 2 − x 4 + x 5 = 1 d. x 1 = 1

3x 2 + x 3 − x 5 = 2 x 2 = 2

x 3 + 7x 4 = 1 x 3 = 3

5. Tentukan sistem 2 persamaan 3 linear dari 2matriks diperbesar berikut: 3

2 0 0

3 0 −2 5

a. 4 3 −4 0 5 b. 4 7 1 4 −3 5

0 1 1

0 −2 1 7

c.

2

6

4

1 0 0 0 7

0 1 0 0 −2

0 0 1 0 3

0 0 0 1 4

3

7

5 d. 7 2 1 −3 5

1 2 4 0 1

Resmawan (Math UNG) Sistem Persamaan Linear Agustus 2017 30 / 69

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