ACC A2 Unit 4 Test Review

Front

What is the quadratic formula?

Back

Front

What does the discriminant of a quadratic equation indicate?

Back

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Back

Front

What is a rational root?

Back

Front

How do you determine if a quadratic equation has one rational root?

Back

A quadratic equation has one rational root if the discriminant is zero, which means the equation can be factored into a perfect square.

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Back

Front

What is the square root method in solving equations?

Back

The square root method involves isolating the variable term and then taking the square root of both sides of the equation to find the solutions.

Front

What does it mean if the discriminant is negative?

Back

If the discriminant is negative, it means that the quadratic equation has two complex (non-real) roots.

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Back

This equation has no real solutions because the left side is always positive.

Front

What is the significance of a perfect square trinomial?

Back

A perfect square trinomial can be factored into the square of a binomial, which simplifies solving quadratic equations.