Math really miss her, huh?

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Across
  1. 2. Standard form of quadratic functions
  2. 3. Third equaion of joint variation
  3. 6. General equation of combined equation
  4. 7. Formula for finding constant in direct variation
  5. 8. The missing value of joint variation
  6. 10. Second equation of joint variation
  7. 14. The middle of the parabola
  8. 15. Mathematical statement to inequalities
  9. 16. The third equation in direct and inverse. Which we need to find the
  10. 17. Quotient of constant two variables(x,y) is a constant
  11. 20. Third step in solving quadratics inequalities
Down
  1. 1. General equation of joint variation
  2. 4. Inverse Equation
  3. 5. Constant of joint variation
  4. 7. Constant variation of inverse variation
  5. 9. Vertex Form
  6. 11. Equation of direct variation
  7. 12. A quantity varies jointly as two or more varbles.
  8. 13. A term found in almost of the variations
  9. 18. A variation that one quantity increases and the other decreases
  10. 19. The variations relating the quantities