Across
- 1. y=mx+b
- 2. any number that isn't imaginary
- 3. f(x)=9-x has a _______ of 9
- 7. y=a(x-h) +k
- 9. x=(-b+/- b -4ac)/2a
- 12. if folded along this line the two halves would be exactly the same
Down
- 1. a real number that can't be displayed as a simple fraction
- 4. b -4ac
- 5. 4 2 = four ____ two
- 6. fractions or decimals
- 7. the point where two line segments meet or the tip of the parabola
- 8. graph formed by a quadratic function
- 10. 4i= -16
- 11. f(x)=16+x has a _______ of 16