Portal:Mathematics

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Mathematics

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If mathematics is a language, then how does it seem to describe all the observed things in the universe from helical DNA structures to black holes. Mathematicians and scientists have talked about the unreasonable effectiveness of mathematics. So is mathematics inherent in the universe or is it part of the way the human brain is wired? This question is being studied and some recent research can be accessed here.

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Find here mind maps, activities, video and multimedia resources for science lessons in Class 9.The resources have been developed to help build conceptual understanding and have been arranged according to the chapters in the textbook.


Mathematics foundational materials please Click here

For typing formula on KOER, please click here.

For Question papers and CCE activities please click here

For solved problems please click here

For additional resources and teaching activities click below:

  1. Permutations and Combinations
  2. Progressions
  3. Graphs And Polyhedra
  4. Probability
  5. Polynomials
  6. Sets
  7. Activity for Co-ordinate Geometry
  8. Mensuration
  9. Trigonometry
  10. Simultaneous_Linear_Equations
  11. Triangles
  12. Congruence of Triangles
  13. Similar Triangles
  14. Concurrency in triangles
  15. Quadrilaterals
  16. Circles
  17. Circles Chord Properties
  18. Circles Tangent Properties

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