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Dear Students,
Welcome to today’s quiz! This is your opportunity to demonstrate what you’ve learned so far, so do your best. Please keep in mind that you have a maximum of 30 minutes to complete all the questions. Make sure to manage your time wisely and answer each question thoughtfully.
Good luck!
Anda telah menyelesaikan kuis sebelumnya. Oleh karena itu, Anda tidak dapat memulainya lagi.
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Pertanyaan 1 dari 20
1. Pertanyaan
1 pointsBerikut ini yang bukan termasuk bilangan kuadrat adalah…
Benar
9 termasuk bilangan kuadrat karena \(9 = 3^2\)
16 termasuk bilangan kuadrat karena \(16 = 4^2\)
36 termasuk bilangan kuadrat karena \(36 = 6^2\)
24 bukan bilangan kuadrat
Salah
9 termasuk bilangan kuadrat karena \(9 = 3^2\)
16 termasuk bilangan kuadrat karena \(16 = 4^2\)
36 termasuk bilangan kuadrat karena \(36 = 6^2\)
24 bukan bilangan kuadrat
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Pertanyaan 2 dari 20
2. Pertanyaan
1 points\(4^2 \:-\:3^2 = \dotso\)
Benar
\(4^2 \:-\:3^2 \)
\(16\:-\:9\)
\(7\)
Salah
\(4^2 \:-\:3^2 \)
\(16\:-\:9\)
\(7\)
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Pertanyaan 3 dari 20
3. Pertanyaan
1 points\(6^2 + 1^2 = \dotso\)
Benar
\(6^2 + 1^2 \)
\(36 + 1\)
\(37\)
Salah
\(6^2 + 1^2 \)
\(36 + 1\)
\(37\)
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Pertanyaan 4 dari 20
4. Pertanyaan
1 points\((15\:-\:1)^2 = \dotso\)
Benar
\((15\:-\:1)^2 = 14^2\)
\(14 \times 14 = 196\)
Salah
\((15\:-\:1)^2 = 14^2\)
\(14 \times 14 = 196\)
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Pertanyaan 5 dari 20
5. Pertanyaan
1 points\((99\:-\:99)^2 = \dotso\)
Benar
\((99\:-\:99)^2 = 0^2 = 0\)
Salah
\((99\:-\:99)^2 = 0^2 = 0\)
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Pertanyaan 6 dari 20
6. Pertanyaan
1 points\(23 \times 23 = \dotso\)
Benar
\(23\times 23 = 23^2\)
Salah
\(23\times 23 = 23^2\)
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Pertanyaan 7 dari 20
7. Pertanyaan
1 points\(17^2 = \dotso\)
Benar
\(17^2 = 17 \times 17 = 289\)
Salah
\(17^2 = 17 \times 17 = 289\)
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Pertanyaan 8 dari 20
8. Pertanyaan
1 points\(\dfrac{20^2}{10^2} = \dotso\)
Benar
\(\dfrac{20^2}{10^2} = \dfrac{20 \times 20}{10 \times 10}\)
\(\dfrac{400}{100} = 4\)
Cara lain:
\(\dfrac{20^2}{10^2} = \left(\dfrac{20}{10}Â \right)^2 = 2^2 = 4\)
Salah
\(\dfrac{20^2}{10^2} = \dfrac{20 \times 20}{10 \times 10}\)
\(\dfrac{400}{100} = 4\)
Cara lain:
\(\dfrac{20^2}{10^2} = \left(\dfrac{20}{10}Â \right)^2 = 2^2 = 4\)
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Pertanyaan 9 dari 20
9. Pertanyaan
1 points\(8^2 \times 10^2 = \dotso\)
Benar
\(8^2 \times 10^2 \)
\((8 \times 8) \times (10 \times 10) \)
\(64 \times 100\)
\(6400\)
Cara lain:
\(8^2 \times 10^2Â = (8 \times 10)^2 \)
\(80^2 = 80 \times 80\)
\(6400\)
Salah
\(8^2 \times 10^2 \)
\((8 \times 8) \times (10 \times 10) \)
\(64 \times 100\)
\(6400\)
Cara lain:
\(8^2 \times 10^2Â = (8 \times 10)^2 \)
\(80^2 = 80 \times 80\)
\(6400\)
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Pertanyaan 10 dari 20
10. Pertanyaan
1 points\(39^2 = \dotso\)
Benar
\(39^2 = 39 \times 39 = 1521\)
Salah
\(39^2 = 39 \times 39 = 1521\)
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Pertanyaan 11 dari 20
11. Pertanyaan
1 points\(\sqrt{25} + \sqrt{49} = \dotso\)
Benar
\(\sqrt{25} + \sqrt{49} = 5 + 7 = 12\)
Salah
\(\sqrt{25} + \sqrt{49} = 5 + 7 = 12\)
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Pertanyaan 12 dari 20
12. Pertanyaan
1 points\(\sqrt{121}\:-\:\sqrt{81} = \dotso\)
Benar
\(\sqrt{121}\:-\:\sqrt{81} = 11 \:-\: 9 = 2\)
Salah
\(\sqrt{121}\:-\:\sqrt{81} = 11 \:-\: 9 = 2\)
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Pertanyaan 13 dari 20
13. Pertanyaan
1 points\(5 \times \sqrt{64} = \dotso\)
Benar
\(5 \times \sqrt{64} = 5 \times 8 = 40\)
Salah
\(5 \times \sqrt{64} = 5 \times 8 = 40\)
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Pertanyaan 14 dari 20
14. Pertanyaan
1 points\(31 \:-\: \sqrt{169} = \dotso\)
Benar
\(31 \:-\: \sqrt{169} = 31 \:-\: 13 = 18\)
Salah
\(31 \:-\: \sqrt{169} = 31 \:-\: 13 = 18\)
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Pertanyaan 15 dari 20
15. Pertanyaan
1 points\(12^2 + \sqrt{400} = \dotso\)
Benar
\(12^2 + \sqrt{400} = 144 + 20 = 164\)
Salah
\(12^2 + \sqrt{400} = 144 + 20 = 164\)
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Pertanyaan 16 dari 20
16. Pertanyaan
1 points\(\sqrt{729} = \dotso\)
Benar
\(\sqrt{729} = 27\) karena \(27 \times 27 = 729\)
Salah
\(\sqrt{729} = 27\) karena \(27 \times 27 = 729\)
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Pertanyaan 17 dari 20
17. Pertanyaan
1 points\(\sqrt{0} + \sqrt{1} + \sqrt{4} = \dotso\)
Benar
\(\sqrt{0} + \sqrt{1} + \sqrt{4} \)
\(0 + 1 + 2\)
\(3\)
Salah
\(\sqrt{0} + \sqrt{1} + \sqrt{4} \)
\(0 + 1 + 2\)
\(3\)
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Pertanyaan 18 dari 20
18. Pertanyaan
1 points\(\sqrt{0} \times \sqrt{144} = \dotso\)
Benar
\(\sqrt{0} \times \sqrt{144}\)
\(0 \times 12\)
\(0\)
Salah
\(\sqrt{0} \times \sqrt{144}\)
\(0 \times 12\)
\(0\)
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Pertanyaan 19 dari 20
19. Pertanyaan
1 points\(\sqrt{225} \times \sqrt{225} = \dotso\)
Benar
\(\sqrt{225} \times \sqrt{225} = 15 \times 15 = 225\)
Kesimpulan:
\(\color{blue} \sqrt{m} \times \sqrt{m} = m\)
Salah
\(\sqrt{225} \times \sqrt{225} = 15 \times 15 = 225\)
Kesimpulan:
\(\color{blue} \sqrt{m} \times \sqrt{m} = m\)
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Pertanyaan 20 dari 20
20. Pertanyaan
1 points\(\dfrac{\sqrt{784}}{\sqrt{49}} = \dotso\)
Benar
\(\dfrac{\sqrt{784}}{\sqrt{49}} = \dfrac{28}{7} = 4\)
Cara lain:
\(\dfrac{\sqrt{784}}{\sqrt{49}} = \sqrt{\dfrac{784}{49}}\)
\(\sqrt{16} = 4\)
Salah
\(\dfrac{\sqrt{784}}{\sqrt{49}} = \dfrac{28}{7} = 4\)
Cara lain:
\(\dfrac{\sqrt{784}}{\sqrt{49}} = \sqrt{\dfrac{784}{49}}\)
\(\sqrt{16} = 4\)