Parabola Characteristics Review

Front

What is the vertex of the parabola represented by the equation y = 2x² - 8x + 9?

Back

(2, 1)

Front

Identify a zero of the function represented by the equation y = 2x² - 8x + 9.

Back

(-4, 0)

Front

What is the vertex of the parabola represented by the equation y = 3x² - 12x + 1?

Back

(2, -11)

Front

Identify the vertex of the parabola represented by the equation y = x² + 2x - 8.

Back

(-1, -9)

Front

What are the zeros of the function represented by the equation y = x² + 4x - 4?

Back

{x|x = -4, 1}

Front

What is the standard form of a parabola?

Back

y = a(x - h)² + k, where (h, k) is the vertex.

Front

What does the 'a' value in the parabola equation y = ax² + bx + c determine?

Back

The direction and width of the parabola.

Front

How do you find the vertex of a parabola given in standard form?

Back

Use the formula h = -b/(2a) and k = f(h).

Front

What is the axis of symmetry for the parabola y = 2x² - 8x + 9?

Back

x = 2.

Front

What is the significance of the zeros of a parabola?

Back

They are the x-values where the parabola intersects the x-axis.