SOLVING QUADRATIC EQUATIONS USING DIFFERENT METHODS

Front

What is the discriminant in a quadratic equation?

Back

Front

If the discriminant is positive, how many real solutions does the quadratic equation have?

Back

2 real solutions.

Front

What does it mean if the discriminant is zero?

Back

It means the quadratic equation has exactly 1 real solution (a repeated root).

Front

What is a perfect square trinomial?

Back

Front

Back

Front

What is the quadratic formula?

Back

Front

When is it best to use the factoring method to solve a quadratic equation?

Back

When the quadratic can be easily factored into two binomials.

Front

What is the first step in solving a quadratic equation by completing the square?

Back

Rearrange the equation to isolate the constant term on one side.

Front

Back

Front

What is the significance of the quadratic formula's discriminant?

Back

It indicates the number and type of solutions: positive (2 real), zero (1 real), negative (2 complex).