Imaginary Numbers Worksheet
Imaginary Numbers Worksheet
Imaginary Numbers Worksheet
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I. Model Problems.
II. Practice
III. Challenge Problems
IV. Answer Key
Web Resources
Complex Numbers
www.mathwarehouse.com/algebra/complex-number/home.php
A complex number is a number with a Real part, a, and an imaginary part, bi written in
the form
I. Model Problems
Example 3:
Rewrite as product of ’s and i’s.
Substitute.
Simplify.
Answer:
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Simplify.
1. 2.
3. 4.
5. 6.
7. 8. 11 81
9. 3 9 10. 2 16
11. 12.
13. 14.
15. 16.
17. 18.
19. 20.
21. 22.
23. 24.
25.
Simplify
1.
2.
3. For where x is an even number greater than 0 develop a rule to determine if
simplified is 1 or −1.
4. Find the error in the student’s work.
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IV. Answer Key
1.
2.
3.
4.
5.
6.
7.
8. 99i
9. 9i
10. -8i
11.
12.
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15.
16.
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Challenge Problems
1.
2.
3. If is an even number, then . If is an odd number, then .
4. A negative inside a radical cannot be affected by the sign outside the radical.
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