Final Review #4

Front

What is the y-intercept of the equation y = -8x² + 3x - 7?

Back

(0, -7)

Front

What does the lowest point on a swing represent?

Back

Minimum value

Front

What do we call the graph of a quadratic function?

Back

Parabola

Front

What is the y-intercept of the parabola represented by the equation y = ax² + bx + c?

Back

(0, c)

Front

Which equation represents exponential decay?

Back

y = 40(1/2)ⁿ

Front

What is the vertex of a parabola in the form y = ax² + bx + c?

Back

The vertex is at (-b/2a, f(-b/2a)).

Front

What is the standard form of a quadratic equation?

Back

y = ax² + bx + c

Front

What is the axis of symmetry for a parabola?

Back

x = -b/2a

Front

What is the maximum value of a quadratic function?

Back

Occurs at the vertex if a < 0.

Front

What is the minimum value of a quadratic function?

Back

Occurs at the vertex if a > 0.