Complex Numbers

Complex Numbers

9th - 12th Grade

14 Qs

quiz-placeholder

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Assessment

Quiz

Mathematics

9th - 12th Grade

Hard

Created by

Grace Patino

Used 4+ times

FREE Resource

14 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

(3 + 2i) + (4 - 5i)

7 + 7i

1 - 3i

1 - 7i

7 - 3i

2.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

(4 - 2i) - (3 + 6i)

7 - 4i

1 + 4i

1 - 8i

7 - 8i

3.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

What does i2 equal?

-1

√-1

1

-√1

4.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

The expression (2 + 3i)2 is equal to
-5
-5 + 12i
13
13 + 12i

5.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

(3 + 8i)(-2 - i)

2-19i

23-i

34+5i

23-i

6.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Media Image

Simplify

(-10+6i)/17

(1+50i)/61

(-23+36i)/25

(-21+33i)/34

7.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

√-36
6
-6
-6i
6i

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