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Números complexos 3º ano

Authored by MICHELE MARQUES

Mathematics

12th Grade

Used 3+ times

Números complexos 3º ano
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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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