Post Exam Review 2

Front

What is the Quadratic Formula?

Back

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CCSS.HSA-REI.B.4B

Front

What is the result of multiplying (3 - 4i) and (1 + 5i)?

Back

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CCSS.HSN.CN.A.2

Front

Back

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CCSS.HSN.CN.A.1

Front

Back

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CCSS.HSN.CN.A.1

Front

What is the definition of a complex number?

Back

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CCSS.HSN.CN.A.1

Front

What is the discriminant in a quadratic equation?

Back

Tags

CCSS.HSA-REI.B.4B

Front

What does it mean if the discriminant is positive?

Back

If the discriminant is positive, the quadratic equation has two distinct real roots.

Tags

CCSS.HSA-REI.B.4B

Front

What does it mean if the discriminant is zero?

Back

If the discriminant is zero, the quadratic equation has exactly one real root (a repeated root).

Tags

CCSS.HSA-REI.B.4B

Front

What does it mean if the discriminant is negative?

Back

If the discriminant is negative, the quadratic equation has two complex conjugate roots.

Tags

CCSS.HSA-REI.B.4B

Front

How do you multiply two complex numbers?

Back

To multiply two complex numbers, use the distributive property (FOIL method) and combine like terms.

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CCSS.HSN.CN.A.2