Factoring quadratics

Front

Factor: x² - 30x + 225

Back

(x - 15)²

Front

What do the "Zeros" represent on a quadratic equation graph?

Back

x-intercepts

Front

Factor: x² - 225

Back

(x - 15)(x + 15)

Front

Factor: 4x² - 81

Back

(2x - 9)(2x + 9)

Front

Factor: x² - 169

Back

(x - 13)(x + 13)

Front

What is the standard form of a quadratic equation?

Back

y = ax² + bx + c

Front

What is the vertex of a quadratic function?

Back

The highest or lowest point on the graph of the function.

Front

What is the axis of symmetry in a quadratic function?

Back

The vertical line that divides the parabola into two mirror images.

Front

What is the quadratic formula?

Back

x = (-b ± √(b² - 4ac)) / (2a)

Front

What does the discriminant (b² - 4ac) tell us?

Back

It indicates the nature of the roots of the quadratic equation.