Across
- 1. graph of a quadratic function
- 2. The distance a number is from zero.
- 3. y=kx
- 5. The mathematics of working with variables.
- 6. a line which a graph never crosses
- 7. A set of all points "P" on a plane such that the difference of the distances between P and two fixed points, called the foci, is constant.
- 8. form y=mx+b
Down
- 1. In a right triangle, the square of the hypotenuse is equal to the sum of the squares of its two legs.
- 4. a relation formed by reversing x and y in a function