
Komplexní čísla
Quiz
•
Mathematics
•
12th Grade
•
Practice Problem
•
Medium
Petra Siebenbürgerová
Used 7+ times
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13 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Které komplexní číslo je reálné?
a=(2,5)
a=(2,0)
a=(0,5)
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Které komplexní číslo je imaginární?
a=(0,2)
a=(2,0)
a=(2,3)
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Které komplexní číslo je ryze imaginární?
a=(2,5)
a=(0,2)
a=(2,0)
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Který zápis odpovídá číslu a=(2,3)?
a=3+2i
a=3-2i
a=2+3i
a=2-3i
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
a = 3+2i, b = 4-3i. Kolik je a+b?
a+b = 7+5i
a+b = 7-i
a+b = -1+5i
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
a = 3+2i, b = 4-3i Kolik je a-b?
a-b = -1+5i
a-b = 1+5i
a-b = 7-i
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
a=2-4i Kolik je opačné číslo?
2+4i
-2+4i
-2-4i
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