Numere complexe
Rezolvăm exerciții cu numere complexe, conform programei de clasa a X-a si programei de Bacalaureat
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Two Bruises conceived a plan to paralyze all education in the country. They will throw with giant space rocks towards all the schools. It will be a disaster. Victimes, chaos. You have to stop them. Good luck! If you want to save your points and appear in the Kidibot charts, you must be logged in. Create here an acount or login.
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Question 1 of 10
1. Question
1 points9. Rădăcinile complexe ale ecuației x^2+4=0 sunt:Correct
Incorrect
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Question 2 of 10
2. Question
1 points6. Fie z1=1+i si z2=1-i. Atunci 1/z1+1/z2 este egal cu:Correct
Incorrect
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Question 3 of 10
3. Question
1 points4. Partea reală a numărului z=2+i/1-i este:Correct
Incorrect
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Question 4 of 10
4. Question
1 points3. Modulul numărului z=3-4i este:Correct
Incorrect
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Question 5 of 10
5. Question
1 points1. Valorile numerelor a,b € R, pentru care are loc egalitatea 2a-3i=-4+(5-2b)i sunt:Correct
Incorrect
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Question 6 of 10
6. Question
1 points2. Valoarea lui x € R pentru care numarul z=(5x-10)+7i este pur imaginar este:Correct
Incorrect
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Question 7 of 10
7. Question
1 points8. Valoarea lui x € R pentru care numarul z=radical din 7+(3x+6)i este:Correct
Incorrect
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Question 8 of 10
8. Question
1 points7. Numărul (1+i)^8 este egal cu:Correct
Incorrect
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Question 9 of 10
9. Question
1 points5. Valoarea numărului z=i^8+i^9+i^10+i^11+i^12 este:Correct
Incorrect
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Question 10 of 10
10. Question
1 points10. Modulul numărului z=1+i/1-i este:Correct
Incorrect
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Examples of questions from "Numere complexe"
- 1. Valorile numerelor a,b € R, pentru care are loc egalitatea 2a-3i=-4+(5-2b)i sunt:
- 6. Fie z1=1+i si z2=1-i. Atunci 1/z1+1/z2 este egal cu:
- 9. Rădăcinile complexe ale ecuației x^2+4=0 sunt:
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