Solving Quadratic Equations with Quadratic Formula

Front

What is the standard form of a quadratic equation?

Back

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Back

a = 2, b = 7, c = -15.

Front

What does the quadratic formula state?

Back

Front

Back

The value of 'c' is the constant term, which is -15.

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Back

Front

What is the discriminant in the quadratic formula?

Back

Front

What does a positive discriminant indicate about the roots of a quadratic equation?

Back

A positive discriminant indicates that the quadratic equation has two distinct real roots.

Front

What does a zero discriminant indicate about the roots of a quadratic equation?

Back

A zero discriminant indicates that the quadratic equation has exactly one real root (a repeated root).

Front

What does a negative discriminant indicate about the roots of a quadratic equation?

Back

A negative discriminant indicates that the quadratic equation has no real roots (the roots are complex).

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Back

The value of 'b' is -1.