Across
- 6. where the graph changes directions
- 7. ax2 + bx + c
- 8. the set of all real numbers
- 9. the set of non negative numbers
Down
- 1. function that has different intervals of its domain
- 2. splits the half into two congruent halves
- 3. (-b±√(b²-4ac))/(2a)
- 4. the signed vertical distance a data point and life of fit
- 5. an expression of more than two algebraic terms