Determinanți. Aplicații ale determinanților în geometrie
Acesta este un quiz pentru clasa a XI a.
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”Ca şi în geometrie, înţeleg prin poezie o anumită simbolică pentru reprezentarea formelor posibile de existenţă… Pentru mine poezia este o prelungire a geometriei, aşa că, rămânând poet, n-am părăsit niciodată domeniul divin al geometriei.” (Ion Barbu)
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Question 1 of 9
1. Question
1 pointsFie A(2;1) , B(1;5) , C(-2;4). Aria triunghiului ABC este egală cu:Correct
Incorrect
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Question 2 of 9
2. Question
1 points. Atunci valoarea determinantului este:Correct
Incorrect
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Question 3 of 9
3. Question
1 pointsFie A(1;5) , B(4;m) şi C(2;-3), m număr real. Punctele sunt coliniare daca :Correct
Incorrect
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Question 4 of 9
4. Question
1 pointsA(1;3) şi B(- 2;5). Ecuaţia dreptei AB este :Correct
Incorrect
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Question 5 of 9
5. Question
1 points.Correct
Incorrect
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Question 6 of 9
6. Question
1 pointsM(0;-3) şi N(0;5). Ecuaţia dreptei MN este :Correct
Incorrect
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Question 7 of 9
7. Question
1 pointsA(-1;3) şi B(-5;4). Ecuaţia dreptei AB este :Correct
Incorrect
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Question 8 of 9
8. Question
1 pointsFie A(-2;5) , B(2;-3) , C(-1;4). Punctele sunt:Correct
Incorrect
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Question 9 of 9
9. Question
1 pointsFie P(1;-1), Q(3;-3),R(5;-5). Punctele sunt:Correct
Incorrect
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Examples of questions from "Determinanți. Aplicații ale determinanților în geometrie"
- M(0;-3) şi N(0;5). Ecuaţia dreptei MN este :
- Fie P(1;-1), Q(3;-3),R(5;-5). Punctele sunt:
- . Atunci valoarea determinantului este: