Complex Numbers Flashcards

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20 questions

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1.

FLASHCARD QUESTION

Front

What does i² = ?

Back

-1

2.

FLASHCARD QUESTION

Front

Simplify
√-25

Back

5i

3.

FLASHCARD QUESTION

Front

Simplify
2i - 7i + 10

Back

-5i+10

4.

FLASHCARD QUESTION

Front

Simplify
3i - (4 + 7i)

Back

-4 - 4i

5.

FLASHCARD QUESTION

Front

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

Back

-2+6i

6.

FLASHCARD QUESTION

Front

Multiply
(2i)(3i)

Back

-6

7.

FLASHCARD QUESTION

Front

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

Back

-12-6i

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