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1777.3. Function

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Determine functions y=\frac{9}{x} definitions area. (Mark infinity with B!)
D(y)=(∆;∇)∪(∆;∇) in triangles place type number or big letters.
Grade:
7
Subject
Algebra
Theme
Unary function
Subtheme
Function

Solve tasks to find hidden Geo point coordinates

  1. Algebra: Mathematics expression. Algebraic expression.
  2. Algebra: Ordinate axis
  3. Algebra: Numerical equalities.
  4. Algebra: Monomial coefficient
  5. Algebra: Equivalent equations.
  6. Algebra: Identical expressions.
  7. Algebra: Coordinate axis and point coordinate
  8. Algebra: Notation –x < 3 vai x ∈ (– ∞; 3)
  9. Algebra: Mathematics expression. Algebraic expression.
  10. Algebra: Equation roots.
  11. Algebra: Subscript concept: base, index, degree
  12. Algebra: Polynomial normal form.
  13. Geometry: Inner unilateral and cross angles, alternate interiour angles, parallel straight lines, properties, and parallel signs.
  14. Algebra: Contracted multiplication formula: addition and subtraction square; square difference.
  15. Algebra: Polynomial.
  16. Geometry: Internal one-way angles, internal intersecting angles, step angles, parallel lines, parallel line properties, signs of line parallelism
  17. Algebra: Conditioned inequality properties
  18. Algebra: Identical expression transformation.
  19. Algebra: Equation roots.
  20. Algebra: Numerical connections
  21. Algebra: Polynomial.
  22. Algebra: Diagram y = kx + b (drawing)
  23. Algebra: Coordinate axis and point coordinate
  24. Algebra: Linear function y = kx + b
  25. Algebra: Connection concept
  26. Algebra: Identical expression transformation.
  27. Algebra: Point coordinates
  28. Algebra: Similar monomials
  29. Algebra: Ordinary and decimal fractions
  30. Algebra: Notation –x < 3 vai x ∈ (– ∞; 3)
  31. Algebra: Numerical module
  32. Geometry: Angle, angle edges and peak, value, degree, measurement.
  33. Geometry: Opposite, adjacent angles, perpendiculars against a straight line.
  34. Geometry: Equal figures, line segments, lengths, midpoints, distance between two points.
  35. Geometry: Triangle angle sum, straight angle cathetus, hypotenuse, Right-angled triangle similarity signs.
  36. Geometry: Broken line and elements, elementary broken line, closed broken line, broken lines length, polygon, angles, edges peaks, diagonal, polygon perimeter.
  37. Algebra: Connection concept
  38. Algebra: Independent variable (argument) and dependent fixed (function)
  39. Algebra: Identity.
  40. Algebra: Monomial coefficient
  41. Algebra: Ordinary and decimal fractions
  42. Algebra: Function