FLASHCARD ON KEY FEATURES OF QUADRATICS

Front

What is the green dashed line called?

Back

Axis of symmetry

Front

Identify a root of the quadratic equation.

Back

(-4,0)

Front

What are the x-intercepts of the quadratic equation?

Back

(0,0) and (4,0)

Front

What is the equation for the axis of symmetry if it passes through x=3?

Back

x=3

Front

Quadratic equations take the shape of a _______ when graphed.

Back

Parabola

Front

What is the standard form of a quadratic equation?

Back

y = ax² + bx + c

Front

What does the 'a' in the quadratic equation represent?

Back

The coefficient that determines the direction and width of the parabola.

Front

What is the vertex of a parabola?

Back

The highest or lowest point of the parabola.

Front

How do you find the vertex of a quadratic equation in standard form?

Back

Use the formula x = -b/(2a).

Front

What is the discriminant in a quadratic equation?

Back

The value of b² - 4ac that determines the nature of the roots.