Quadratics with Complex Numbers Flashcard

Front

What is the complex conjugate of 4-3i?

Back

4 + 3i

Front

Simplify: (-3+6i)-2(-5-3i)-8i

Back

7 + 4i

Front

What is the simplified result of (3 + 8i)(-2 - i)?

Back

2 - 19i

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1

Front

What is the definition of a complex number?

Back

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Back

Front

What is the standard form of a quadratic equation?

Back

Front

What does the discriminant of a quadratic equation tell us?

Back

Front

How do you multiply two complex numbers?

Back

Use the distributive property (FOIL) and combine like terms.