Determinant dan Invers Matriks
Quiz
•
Mathematics
•
11th Grade
•
Hard
Zuhrotul Uyun
Used 2+ times
FREE Resource
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8 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
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]]
[[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
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