Quadratic Functions Final

Front

What is the standard form of a quadratic function?

Back

f(x) = ax² + bx + c

Front

Does this graph have a maximum or minimum value?

Back

minimum

Front

What are the green dots called in a quadratic function graph?

Back

roots or x-intercepts

Front

What is the quadratic formula?

Back

x = (-b ± √(b² - 4ac)) / (2a)

Front

What is the discriminant in a quadratic equation?

Back

b² - 4ac

Front

What does a positive discriminant indicate?

Back

Two distinct real roots

Front

What does a zero discriminant indicate?

Back

One real root (a repeated root)

Front

What does a negative discriminant indicate?

Back

No real roots (two complex roots)

Front

What is the vertex of a parabola?

Back

The highest or lowest point on the graph of a quadratic function

Front

What is the axis of symmetry in a quadratic function?

Back

The vertical line that divides the parabola into two mirror images, given by x = -b/(2a)