8A Solve by Factoring Flashcard

Front

What is the standard form of a quadratic equation?

Back

Front

What does it mean to factor a quadratic equation?

Back

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CCSS.HSA-REI.B.4B

Front

How do you find the roots of a quadratic equation using factoring?

Back

To find the roots, set the equation to zero, factor it into binomials, and then set each binomial equal to zero to solve for x.

Tags

CCSS.HSA-REI.B.4B

Front

What is the quadratic formula?

Back

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CCSS.HSA-REI.B.4B

Front

What is the discriminant in a quadratic equation?

Back

Tags

CCSS.HSA-REI.B.4B

Front

What does a positive discriminant indicate?

Back

A positive discriminant indicates that the quadratic equation has two distinct real roots.

Tags

CCSS.HSA-REI.B.4B

Front

What does a zero discriminant indicate?

Back

A zero discriminant indicates that the quadratic equation has exactly one real root (a repeated root).

Tags

CCSS.HSA-REI.B.4B

Front

What does a negative discriminant indicate?

Back

A negative discriminant indicates that the quadratic equation has no real roots, but two complex roots.

Tags

CCSS.HSA-REI.B.4B

Front

Back

Tags

CCSS.HSA-REI.B.4B

Front

Back

Tags

CCSS.HSA-REI.B.4B