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241.3. Identical expressions.

Write the correct answer!

Calculate the given expression 7\times 2\times 1\times 4\times 3a!
Simple algebric expression transformation
Identical expressions

Solve tasks to find hidden Geo point coordinates

  1. Algebra: Linear equations ax + b = 0, where a, b ∈ Q.
  2. Algebra: Concept of equation.
  3. Algebra: Numerical inequalities and their properties.
  4. Algebra: Diagram y = kx + b (drawing)
  5. Geometry: Concept definition, concept sign.
  6. Algebra: Linear function y = kx + b
  7. Algebra: Numerical expression.
  8. Algebra: Function y = x²
  9. Algebra: Abscissa axis
  10. Geometry: Angle, angle edges and peak, value, degree, measurement.
  11. Algebra: Fraction (division) basic properties
  12. Algebra: Number gap and their types.
  13. Algebra: Contracted multiplication formula: addition and subtraction square; square difference.
  14. Algebra: Equation roots.
  15. Algebra: Function
  16. Algebra: Coordinate plane
  17. Algebra: Ordinate axis
  18. Geometry: Triangle angle sum, straight angle cathetus, hypotenuse, Right-angled triangle similarity signs.
  19. Algebra: Connection concept
  20. Algebra: Polynomial.
  21. Algebra: Numerical inequalities and their properties.
  22. Algebra: Proportionality factor k
  23. Algebra: Mathematics expression. Algebraic expression.
  24. Algebra: Coordinate beginning point
  25. Geometry: Opposite, adjacent angles, perpendiculars against a straight line.
  26. Algebra: Polynomial normal form.
  27. Algebra: Proportionality factor k
  28. Geometry: Broken line and elements, elementary broken line, closed broken line, broken lines length, polygon, angles, edges peaks, diagonal, polygon perimeter.
  29. Algebra: Equivalent inequalities
  30. Algebra: Percent and proportions
  31. Geometry: Triangle and its elements, angle opposite and adjacent edge, opposite and adjacent angle in triangle. Triangle median, bisector, height, triangle inequality.
  32. Algebra: Functions expression with formula, table, diagram
  33. Geometry: Point belongs (or not) to the straight line (beam, line segment), half-plane, crossed straight lines, beam, opposite beams, line segment, properties.
  34. Algebra: Concept of equation.
  35. Algebra: Subscript concept: base, index, degree
  36. Algebra: Numerical equalities.
  37. Algebra: Degree with negative index
  38. Algebra: Mathematical expression. Algebraic expression.
  39. Algebra: Trinomial.
  40. Algebra: Identical expressions.
  41. Algebra: Number gap and their types.
  42. Algebra: Similar monomials