Difference between revisions of "Linear Equations in Two Variables"

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(Concepts Learning Sessions)
(Problems)
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[https://youtu.be/ARsDKQcLwVk/ Problem Solving Session# 2] Solving a pair of linear equations in two variables using the method of "ELIMINATION"
 
[https://youtu.be/ARsDKQcLwVk/ Problem Solving Session# 2] Solving a pair of linear equations in two variables using the method of "ELIMINATION"
 +
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[https://youtu.be/uRQ0oTma1BM/ Problem Solving Session# 2] Solving a pair of linear equations in two variables using the method of "CROSS MULTIPLICATION"

Revision as of 04:04, 21 March 2019

Concepts Learning Sessions

Session # 1


Before delving into the concepts of Linear Equations in two variables, its important to revisit the basics of Algebra - terms, expressions and definition and types of Polynomials. In this session following topics have been covered:

  • Terms and Expressions
  • Polynomials and their types
  • Linear Polynomials
  • Linear Equations in two variables
  • Why is a Linear Equation called so?
  • Meaning of solution of a Linear Equation
  • A pair of Linear Equations
  • Methods of Solving a pair of Linear Equations.
    • Graphical Method
    • Algebraic Method : (Methods of Substitution and Elimination have been discussed in this session)

Problems

Problem Solving Session# 1 Solving a pair of linear equations in two variables using the method of "SUBSTITUTION"

Problem Solving Session# 2 Solving a pair of linear equations in two variables using the method of "ELIMINATION"

Problem Solving Session# 2 Solving a pair of linear equations in two variables using the method of "CROSS MULTIPLICATION"