Algebra II - Semester Test Review

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2

Front

What does the discriminant tell us in a quadratic equation?

Back

The number and type of solutions.

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What is the vertex form of a parabola?

Back

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Front

What is Pascal's Triangle used for in algebra?

Back

To find coefficients in binomial expansions.

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What is the formula for the quadratic equation?

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Front

What does it mean if the discriminant is positive?

Back

There are two distinct real solutions.

Front

What does it mean if the discriminant is zero?

Back

There is exactly one real solution (a repeated root).

Front

What does it mean if the discriminant is negative?

Back

There are no real solutions (two complex solutions).