Determinant dan Invers Matriks

Determinant dan Invers Matriks

11th Grade

8 Qs

quiz-placeholder

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Determinant dan Invers Matriks

Determinant dan Invers Matriks

Assessment

Quiz

Mathematics

11th Grade

Hard

Created by

Zuhrotul Uyun

Used 2+ times

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8 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Hitung determinan dari matriks A tersebut

5

8

7

6

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Tentukan invers dari matriks B = [[1, 2], [3, 4]].

[[1, 0], [0, 1]]

[[4, 3], [2, 1]]

Media Image

[[0, 1], [2, 3]]

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Sebutkan sifat-sifat determinan yang penting.

Sifat-sifat determinan yang penting termasuk: 1) det(AB) = det(A) * det(B), 2) det(A^T) = det(A), 3) det(A^(-1)) = 1/det(A), 4) Pengaruh operasi baris, 5) Determinan nol jika matriks singular.

det(A) = 0 jika A adalah matriks non-singular

det(A + B) = det(A) + det(B)

det(AB) = det(A) - det(B)

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Gunakan aturan Cramer untuk menyelesaikan sistem persamaan: 2x + 3y = 5 dan x - y = 1.

x = 1, y = 1

x = 8/5, y = 3/5

x = 0, y = 5

x = 2, y = 0

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Apakah matriks C = [[1, 2], [2, 4]] singular? Jelaskan alasannya.

Ya, matriks C memiliki determinan yang tidak nol.

Ya, matriks C adalah singular.

Tidak, matriks C memiliki dua baris yang berbeda.

Tidak, matriks C adalah invertible.

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Hitung determinan dari matriks D = [[5, 6, 7], [2, 3, 4], [1, 0, 1]].

8

4

10

6

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Tentukan invers dari matriks E = [[0, 1], [1, 0]].

[[0, 1], [1, 0]]

[[1, 0], [0, 1]]

[[0, 0], [0, 0]]

[[1, 1], [1, 1]]

8.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Selesaikan sistem persamaan menggunakan aturan Cramer: 3x + 4y = 10 dan 2x + y = 5.

x = 2, y = 1

x = 0, y = 5

x = 1, y = 2

x = 3, y = 0