PERPANGKATAN DAN BENTUK AKAR

Quiz
•
Mathematics
•
9th Grade
•
Hard
Niswatul Ulfah
Used 60+ times
FREE Resource
50 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
3 mins • 2 pts
p + p + p + p + p + p
p × p × p × p × p × p
p + 6
6p
Answer explanation
Arti dari p^6 adalah p dikalikan dengan dirinya sendiri sebanyak 6 kali, yaitu p × p × p × p × p × p. Pilihan ini menjelaskan perpangkatan dengan benar.
2.
MULTIPLE CHOICE QUESTION
1 min • 2 pts
Answer explanation
Untuk menyederhanakan $\left(-3a^3\right)^3$, kita gunakan aturan pangkat: $(-3)^3 = -27$ dan $(a^3)^3 = a^{9}$. Jadi, hasilnya adalah $-27a^9$.
3.
MULTIPLE CHOICE QUESTION
1 min • 2 pts
Answer explanation
Nilai dari 2^{-3} dapat dihitung sebagai 1/(2^3) = 1/8. Jadi, jawaban yang benar adalah \frac{1}{8}.
4.
MULTIPLE CHOICE QUESTION
1 min • 2 pts
8
5.
MULTIPLE CHOICE QUESTION
1 min • 2 pts
Answer explanation
Untuk menyederhanakan \(\sqrt{108}\), kita faktorkan 108 menjadi \(36 \times 3\). Maka, \(\sqrt{108} = \sqrt{36 \times 3} = \sqrt{36} \cdot \sqrt{3} = 6\sqrt{3}\). Jadi, bentuk sederhana adalah \(6\sqrt{3}\).
6.
MULTIPLE CHOICE QUESTION
1 min • 2 pts
Answer explanation
Untuk menghitung $\sqrt{75}+3\sqrt{48}$, kita sederhanakan: $\sqrt{75} = 5\sqrt{3}$ dan $3\sqrt{48} = 12\sqrt{3}$. Jadi, $5\sqrt{3}+12\sqrt{3} = 17\sqrt{3}$, yang merupakan jawaban yang benar.
7.
MULTIPLE CHOICE QUESTION
1 min • 2 pts
10
20
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