Uji Pemahaman Bilangan Pangkat

Quiz
•
Mathematics
•
8th Grade
•
Hard
Jalil Tsima
Used 10+ times
FREE Resource
20 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 5 pts
Hitung 25.
24
64
16
32
Answer explanation
2^5 berarti 2 dikali 2 sebanyak 5 kali, yaitu 2 x 2 x 2 x 2 x 2 = 32. Jadi, jawaban yang benar adalah 32.
2.
MULTIPLE CHOICE QUESTION
1 min • 5 pts
Apa hasil dari 33?
9
27
18
36
Answer explanation
Hasil dari 3^3 adalah 3 dikali 3 dikali 3, yang sama dengan 27. Jadi, jawaban yang benar adalah 27.
3.
MULTIPLE CHOICE QUESTION
1 min • 5 pts
Sederhanakan ekspresi 23 x 22.
8
4
16
32
Answer explanation
Untuk menyederhanakan ekspresi (2^3) * (2^2), kita gunakan aturan perkalian eksponen: a^m * a^n = a^(m+n). Jadi, (2^3) * (2^2) = 2^(3+2) = 2^5 = 32. Jawaban yang benar adalah 32.
4.
MULTIPLE CHOICE QUESTION
1 min • 5 pts
Jelaskan sifat dari am x an.
am x an = am-n
am x an = am/n
am x an = am+n
am x an = amn
Answer explanation
Sifat dari a^m * a^n adalah a^(m+n). Ini berarti ketika kita mengalikan dua bilangan berpangkat dengan basis yang sama, kita cukup menjumlahkan eksponen mereka.
5.
MULTIPLE CHOICE QUESTION
1 min • 5 pts
Hitung 50.
1
0
10
5
Answer explanation
Dalam matematika, setiap bilangan pangkat nol adalah 1. Jadi, 5^0 = 1. Oleh karena itu, jawaban yang benar adalah 1.
6.
MULTIPLE CHOICE QUESTION
1 min • 5 pts
Apa hasil dari 42 / 41?
4
8
16
2
Answer explanation
Untuk menghitung (4^2) / (4^1), kita gunakan aturan pembagian eksponen: 4^(2-1) = 4^1 = 4. Jadi, hasilnya adalah 4.
7.
MULTIPLE CHOICE QUESTION
1 min • 5 pts
Sederhanakan 34 x 32.
729
81
243
6561
Answer explanation
Untuk menyederhanakan 3^4 * 3^2, gunakan aturan perkalian eksponen: 3^(4+2) = 3^6. Hitung 3^6 = 729. Jadi, jawaban yang benar adalah 729.
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