
PFTS MATRIKS KLS 11
Authored by IMELDA WILDAN
Mathematics
11th Grade

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11 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Sepatu adalah salah satu jenis alas kaki yang digunakan dan telah menjadi bagian tak terpisahkan dari kehidupan manusia sejak ribuan tahun yang lalu. Dalam perkembangannya, sepatu bukan hanya berfungsi sebagai pelindung kaki, tetapi juga menjadi simbol status sosial dan gaya hidup. Diketahui data penjualan sepatu selama bulan Juli 2024 (dalam pasang). Daftar penjualan lima merk sepatu di tiga kota selama bulan Juli 2024 (dalam pasang). Merk Sepatu Jakarta Bandung Surabaya Nike 1.200 950 1.150 Adidas 1.100 1.000 1.050 Puma 900 850 950 Reebok 800 700 800 New Balance 750 650 720 Jika dinyatakan dalam matriks maka akan mempunyai ordo .....
A. 3 x 3
B. 3 x 4
C. 3 x 5
D. 4 x 3
E. 5 x 3
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Berikut ini yang merupakan sifat asosiatif penjumlahan matriks .....
A. 퐴+퐵=퐵+퐴
B. (퐴+퐵)+퐶=퐴+(퐵+퐶)
C. A + O = O + A = A
D. 퐴+(−퐴)=푂
E. (퐴+퐵)푥퐶=퐴푥(퐵푥퐶)
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Diketahui matriks 퐴= [53푎 5푎+푏푏−푐] dan 퐵= [59 푎푐]. Jika 퐴=퐵, maka nilai 푐 adalah .....
A. 3
B. 2
C. −6
D. −2
E. 1
4.
OPEN ENDED QUESTION
1 min • 1 pt
Seorang pedagang mainan ingin menyusun tabel data sisa penjualan di dua toko selama dua hari. Data penjualan mainan di dua toko berbeda disajikan dalam tabel berikut: Data Penjualan Mainan di Toko 1 Hari Boneka Mobil Puzzl
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5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Transpose matriks yang menyatakan data sisa mainan dua toko adalah....
[6, 7, 0, 1, 2, 1]
[16, 20, 9, 10, 16, 17]
[38, 47, 18, 21, 30, 35]
[67, 01, 21]
[4738, 2118, 3530]
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Bentuk transpose matriks yang benar untuk menyatakan penjumlahan dari masing-masing jenis alat tulis yang mereka beli di setiap toko adalah ...
[6, 7, 3, 2, 4, 5]
[15, 10, 8, 6, 7, 12]
[9, 3, 5, 4, 3, 7]
[158, 86, 712]
[34, 22, 12]
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Hasil perkalian matriks [1−3, 25][521, 208] adalah .....
[11225, 20442]
[1223, 20442]
[−12−23, 20442]
[11−123, 246]
[11−125, 20742]
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