
Numere complexe în geometrie
Authored by R_R 11
Mathematics
10th Grade
Used 1+ times

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7 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Punctul de mai sus e imaginea geometrică a numărului complex:
-3-i
1+3i
-3+i
1-3i
2.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
patrat
dreptunghi
romb
trapez isoscel
patrulater oarecare
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
În planul complex, ce este reprezentarea geometrică a numărului: -1-3i?
Punct
Segment
Triunghi
Cerc
4.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Fie punctele A(-1-2i), B(1+4i) si C(2+mi) m ϵ R. Valoarea numarului real m pentru care punctele sunt coliniare este
5
6
7
8
5.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Fie punctele A(1+3i), B(3-i) si O(0) . Atunci triunghiul OAB, este
isoscel
dreptunghic
dreptunghic isoscel
echilateral
6.
MULTIPLE CHOICE QUESTION
30 sec • 2 pts
AB este perpendicular pe BC dacă (zA-zB)/(zC-zD) este:
imaginar sau real
real
pur imaginar
rațional
7.
MULTIPLE CHOICE QUESTION
20 sec • 2 pts
Avem numerele complexe z1=1+3*i, z2=3-i și z3=4+5*i. Care este cel mai mare dintre ele?
z1
z2
z3
nu se poate spune
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