Complex Numbers
Flashcard
•
Mathematics
•
10th - 12th Grade
•
Practice Problem
•
Hard
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20 questions
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1.
FLASHCARD QUESTION
Front
Simplify: (7 + 2i)(9 - 6i)
Back
75-24i
2.
FLASHCARD QUESTION
Front
What does i2 = ?
Back
-1
3.
FLASHCARD QUESTION
Front
Simplify
√-25
Back
5i
4.
FLASHCARD QUESTION
Front
Simplify:
√-108
Back
6i√3
5.
FLASHCARD QUESTION
Front
Simplify
2i - 7i + 10
Back
-5i+10
6.
FLASHCARD QUESTION
Front
Simplify
3i - (4 + 7i)
Back
-4 - 4i
7.
FLASHCARD QUESTION
Front
Find the sum.
(5-2i) + (-7+8i)
Back
-2+6i
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