Quiz about The Complex Number Puzzle

Question 1

Simplify:
(7 + 2i)(9 - 6i)

Accepted Answer

75-24i

Answer

63 - 24i - 12i²

Answer

51 - 24i

Answer

58 + 60i

Question 2

Question 2.

Accepted Answer

B

Answer

A

Answer

C

Answer

D

Question 3

Simplify.

Accepted Answer

5i

Answer

-5i

Answer

5

Answer

-5

Question 4

Question 4.

Accepted Answer

i

Answer

-1

Answer

1

Answer

-i

Question 5

Question 5.

Accepted Answer

-5

Answer

5i

Answer

-5i

Answer

5+i

Question 6

Question 6.

Accepted Answer

10i

Answer

10

Answer

-10

Answer

-10i

Question 7

On a scale of 1 to 5 rate your understanding of how to solve complex number equations

Accepted Answer

I have no clue what the lesson is about or what complex Numbers are :{

Accepted Answer

I don't understand how to solve complex numbers and need a in depth lesson on the subject

Accepted Answer

I have a basic understanding of how to solve complex number equations but I need a lot of help.

Accepted Answer

I understand how to solve Complex Numbers equations, However I need practice.

Accepted Answer

I understand how to solve complex number equations and I am ready for the exit ticket.

Question 8

Simplify.

Accepted Answer

5i

Answer

-5i

Answer

5

Answer

-5

Question 9

Simplify
2i - 7i + 10

Accepted Answer

-5i+10

Answer

5i

Answer

9i+10

Answer

5i+10

Question 10

Simplify
3i - (4 + 7i)

Accepted Answer

-4 - 4i

Answer

-4 + 10i

Answer

21 - 12i

Answer

4 - 10i

Question 11

Find the sum.
(5-2i) + (-7+8i)

Accepted Answer

-2+6i

Answer

12+6i

Answer

-35-16i2

Answer

-35 -16i

Question 12

Multiply
(3i)(-2+4i)

Accepted Answer

-12-6i

Answer

-6+12i

Answer

-2+7i

Answer

12+6i

Question 13

i7

Accepted Answer

-i

Answer

i

Answer

1

Answer

-1

Question 14

i66

Accepted Answer

-1

Answer

1

Answer

i

Answer

-i

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