Free Printable Imaginary Numbers

Free Printable Worksheets

Worksheets

Imaginary Numbers

Total questions: 16

Worksheet time: 1hrs 20mins

Name

Class

Date

1.

a)

7

b)

-7

c)

7i

d)

-7i

2.

a)

7

b)

-7

c)

7i

d)

-7i

3.

a)

2i√6

b)

8i√3

c)

-2√6

d)

-2i√6

4.

a)

6i√5

b)

-8√5

c)

8i√5

d)

-8i√5

5.

a)

-24i√7

b)

24i√7

c)

-24√7

d)

24√7

6.

a)

i

b)

-1

c)

1

d)

-i

7.

a)

√2

b)

i√2

c)

i²√2

d)

-√2

8.

a)

6

b)

-6

c)

6i

d)

6i²

9.

a)

4i√3

b)

-4i√3

c)

4√3

d)

-4√3

10.

a)

b)

c)

d)

11.

a)

b)

c)

d)

12.

a)

30

b)

30i

c)

-30

d)

-30i

13.

x² + 36 = 0

a)

x = ±6

b)

x = 6i

c)

x = -6

d)

x = ±6i

14.

33 = 18 - 3x²

a)

x = ±5i

b)

x = ±i√5

c)

x = ±√5

d)

x = i√5

15.

2(x - 8)² + 40 = 16

a)

x = 8 ± 2i√3

b)

x = 8 ± √-12

c)

x = -8 ± 2i√3

d)

x = 8 ± 3i√2

16.

⅖(x + 3)² + 8 = -32

a)

x = 3 ± 10i

b)

x = ±13i

c)

x = -3 ± 10i

d)

x = ±i√10

100 %

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