Day 42 Solve by Factoring (1-6) and Quadratic Formula (7-11)

Front

What is the standard form of a quadratic equation?

Back

Front

What does it mean to factor a quadratic equation?

Back

Tags

CCSS.HSA-REI.B.4B

Front

How do you solve a quadratic equation by factoring?

Back

To solve by factoring, rewrite the equation in standard form, factor it into binomials, and set each factor equal to zero to find the roots.

Tags

CCSS.HSA-REI.B.4B

Front

What is the x-puzzle method for factoring?

Back

The x-puzzle method involves finding two numbers that multiply to the constant term and add to the linear coefficient, helping to factor the quadratic.

Front

What is the quadratic formula?

Back

Tags

CCSS.HSA-REI.B.4B

Front

What is the discriminant in the quadratic formula?

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

How do you apply the DOS method for factoring?

Back

Tags

CCSS.HSA.APR.C.4