Complex numbers

Complex numbers

Assessment

Assessment

Created by

Julia Tammela

Mathematics

University

2 plays

Hard

Student preview

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15 questions

Show answers

1.

Multiple Choice

30 sec

1 pt

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

3+2i

-7i

7

-3-2i

2.

Multiple Choice

30 sec

1 pt

(5-4i) - (7+4i)

2+8i

8i

-2-8i

2

3.

Multiple Choice

30 sec

1 pt

(-6 + 2i) + (- 6 - 2i)

2-7i

7-2i

3i

-12

4.

Multiple Choice

30 sec

1 pt

(5-3i)*2i

10i-6

-3+2i

2i

8

5.

Multiple Choice

30 sec

1 pt

(3+4i)(3-4i=

25

9i

-5+3i

9-124i

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