Checkpoint: The Discriminant Solution

Determine the type of roots to the quadratic equation using the discriminant. Explain.

32x2=8x

32x2+8x=0a=32, b=8, c=0b24ac82432064

Because the discriminant is a perfect square, there are two rational roots.

Note

Q: What does the value of the discriminant tell you?

A: The number of real or complex roots for a quadratic equation.


You can review the complex number system in Unit 2.

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