
Números complexos 3º ano
Authored by MICHELE MARQUES
Mathematics
12th Grade
Used 3+ times

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15 questions
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1.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Qual é o conjugado de -6+3i?
6-3i
-6-3i
-6+3i
6+3i
2.
MULTIPLE CHOICE QUESTION
5 mins • 5 pts
2+i
1-i
3.
MULTIPLE CHOICE QUESTION
5 mins • 5 pts
o valor de 3i50 é:
3
-350
-3
350i
4.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Qual é o valor de x para que o número z = (8 - x³) + 3i seja imaginário puro?
2
8
3
5.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Qual é o valor de x para que o número z = 5 + (x³ + 8)i seja real?
2
3
-2
6.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Qual é o resultado da multiplicação (1 - 2i) . (3+ 2i) ?
-4 +19i
1-2i
7-4i
7.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
O resultado de 2 . (3 - 5i) é
6 -10i
6- 5i
3-10i
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