quiziz eksponen dan bentuk akar

Quiz
•
Mathematics
•
12th Grade
•
Medium
senandika karbieze
Used 3+ times
FREE Resource
15 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 7 pts
Jika 2^x = 16, maka nilai x adalah
2
3
4
5
8
Answer explanation
16 = 2⁴, jadi 2^x = 2⁴, maka x = 4.
2.
MULTIPLE CHOICE QUESTION
1 min • 7 pts
Bentuk sederhana dari √50 adalah
5√2
10√2
25√2
5√5
2√5
Answer explanation
√50 = √25 × 2 = 5√2
3.
MULTIPLE CHOICE QUESTION
1 min • 7 pts
Jika 3^2x = 81, maka nilai x adalah
2
3
4
5
1
Answer explanation
81 = 3⁴, jadi 3^2x = 3⁴, maka 2x = 4 jadi x = 2
4.
MULTIPLE CHOICE QUESTION
1 min • 7 pts
Pilih semua pernyataan yang benar:
4³ = 64
√81 = 9
2^5 = 32
√25 = 10
1 dan 3
2 dan 4
1, 2, dan 3
2, 3, dan 4
semua benar
Answer explanation
√25 = 5 bukan 10.
5.
MULTIPLE CHOICE QUESTION
1 min • 7 pts
Pernyataan berikut yang benar:
√16 = 4
5^0 = 1
√49 = -7
10¹ = 10
1 dan 3
2 dan 4
1, 2 dan 3
1, 2, dan 4
semua benar
Answer explanation
akar selalu positif untuk akar utama, jadi 7 bukan -7.
6.
MULTIPLE CHOICE QUESTION
45 sec • 7 pts
Diketahui:
P = 3⁴
Q = 3² × 3²
Bandingkan nilai P dan Q:
P > Q
P < Q
P = Q
Tidak dapat ditentukan
Semua benar
Answer explanation
3⁴ = 81
3²+² = 3⁴ = 81
7.
MULTIPLE CHOICE QUESTION
1 min • 7 pts
Jika √2 × √8 = x, maka nilai x adalah
4
2
2√2
4√2
2√4
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