
UAS Ganjil Matematika Kelas XI SMK 2024

Quiz
•
Mathematics
•
11th Grade
•
Easy
Indi Manurung
Used 2+ times
FREE Resource
25 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
3 mins • 4 pts
Jelaskan langkah-langkah induksi matematika untuk membuktikan bahwa 1 + 2 + ... + n = n(n + 1)/2.
1 + 2 + ... + n = n(n + 2)/2
1 + 2 + ... + n = n(n + 1)/2
1 + 2 + ... + n = n(n - 1)/2
1 + 2 + ... + n = n^2
2.
MULTIPLE CHOICE QUESTION
3 mins • 4 pts
Buktikan dengan induksi matematika bahwa 2^n > n^2 untuk n ≥ 5.
False, 2^n < n^2 for n = 6.
True, 2^n > n^2 for n ≥ 5.
True, 2^n = n^2 for n = 5.
False, 2^n < n^2 for n ≥ 5.
3.
MULTIPLE CHOICE QUESTION
3 mins • 4 pts
Selesaikan sistem persamaan linear berikut: 2x + 3y = 6 dan x - y = 1.
x = 1, y = 1
x = 2, y = 0
x = 3, y = 0
x = 9/5, y = 4/5
4.
MULTIPLE CHOICE QUESTION
3 mins • 4 pts
Tentukan solusi dari program linear berikut: Maksimalkan Z = 3x + 4y dengan kendala x + 2y ≤ 8, x ≥ 0, y ≥ 0.
Maksimum Z = 24 pada (x, y) = (8, 0)
Maksimum Z = 12 pada (x, y) = (2, 3)
Maksimum Z = 16 pada (x, y) = (0, 4)
Maksimum Z = 20 pada (x, y) = (4, 4)
5.
MULTIPLE CHOICE QUESTION
2 mins • 4 pts
Apa itu matriks dan sebutkan jenis-jenis matriks yang ada?
Matriks acak
Matriks simetris
Matriks dan jenis-jenisnya: matriks persegi, matriks nol, matriks identitas, matriks diagonal, matriks segitiga, matriks transpos.
Matriks bulat
6.
MULTIPLE CHOICE QUESTION
3 mins • 4 pts
Hitung determinan dari matriks berikut: [[1, 2], [3, 4]].
2
-4
-2
0
7.
MULTIPLE CHOICE QUESTION
2 mins • 4 pts
Jelaskan apa yang dimaksud dengan matriks invers dan bagaimana cara mencarinya.
Matriks invers adalah matriks yang tidak dapat dikalikan dengan matriks asalnya.
Matriks invers adalah matriks yang menghasilkan matriks identitas saat dikalikan dengan matriks asalnya.
Matriks invers selalu memiliki elemen nol di dalamnya.
Matriks invers hanya ada untuk matriks persegi.
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