# Hill Unit 7 Vocabulary

### 9 terms by MMSIPOD

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An equation in the form y = ax^2 + bx + c, an equation of degree two (the highest exponent of a variable is two)

### Parabola

The graph of a quadratic equation; it is in the general shape of a "U", the graph of a quadratic function.

### Minimum (on a graph)

The lowest point of a parabola

### Maximum (on a graph)

The highest point of a parabola

### Vertex

The coordinates of the minimum or maximum on a parabola. It is at the point (h, k).

### Axis of symmetry

A line that divides a figure in half so that each half is the mirror image of the other

### Standard form of a quadratic

The form of a quadratic equation where you use a, b and c.

### Vertex Form of a Quadratic

The form of a quadratic equation where you use a, h and k.

### Roots of a Quadratic Equation

The solutions of a quadratic equarion and the related x-intercepts. Where the quadratic crosses the x-axis.

Example: