Free Printable Complex number

Worksheets

Complex number

Total questions: 10

Worksheet time: 43mins

Name

Class

Date

What does i² = ?

-1

√-1

-√1

Simplify
√-25

-5i

-5

Simplify
2i - 7i + 10

-5i+10

9i+10

5i+10

Simplify
3i - (4 + 7i)

-4 + 10i

21 - 12i

4 - 10i

-4 - 4i

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

-2+6i

12+6i

-35-16i²

-35 -16i

Multiply
(2i)(3i)

-5

-6

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

-6+12i

-12-6i

-2+7i

12+6i

Multiply:
(4 – 3i)(7 + 2i)

A. 22 - 13i

B. 28 - 19i

C. 34 - 13i

D. -34 - 29i

What is the simplified form of (-6i)(3i)

-18

-18i

-18i²

10.

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

75-24i

63 - 24i - 12i²

51 - 24i

58 + 60i

Reset

Complex number

Total questions: 10

Worksheet time: 43mins

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