Across
- 4. What is this formula? x = -b/2a
- 5. What formula is this? ax^2 + bx + c = 0.
- 9. Is a function of a single variable x, with a value y determined by a formula of the form: y=ax^2 + bx + c, where a, b, c are constants.
- 11. When one quantity increases at constant rate as the other quantity decreases.
- 13. Which equation is this? z = y/kx
- 14. What equation is this in Inverse? x1/x2 = y2/y1.
- 16. A visual representation of numbers on a straight line.
- 17. Which formula is this? k = yx
- 19. Is the collection of elements belonging to all the sets.
- 20. A beginning or starting point.
Down
- 1. When inverse is combined with direct or joint in stating the equation.
- 2. What formula is this? y=-2(x-2)^2 + 5.
- 3. What equation is this from combined variation? y = kx/z
- 6. A quantity varies jointly as two or more variables.
- 7. It is the shape of a quadratic graph.
- 8. Is the horizontal plane of a graph in the coordinate system
- 10. Is a mathematical statement saying that something is equal to something else.
- 12. Is the vertical plane of a graph in the coordinate system.
- 15. What form is this? f (x) = ax^2 + bx + c
- 18. Is a variation in which the quotient of two variables is a constant.