**Chapter 4: Algebraic Expressions and Algebraic Formulas (57 videos)**

**4.1: Algebraic Expressions**

**Introducing Variable & Constant****Problem 1: Introducing Variable & Constant****Introducing Coefficient & Exponent****Problem 1: Introducing Coefficient & Exponent****Introduction to Polynomials****Problem 1: Introduction to Polynomials****Polynomials w.r.t Terms & Variables****Problem 1: Polynomials w.r.t Terms & Variables****Polynomials w.r.t Degree & Coefficients****Zero & Constant Polynomial****Problem 1: Zero & Constant Polynomial****Rational & Irrational Expressions****Ordering of an Algebraic Expressions****Equality Property of Rational Expression****Problem 1: Equality Property of Rational Expression****Sum of Rational Expressions****Difference of Rational Expressions****Product of Rational Expressions****Division of Rational Expressions****Value of an Algebraic Expression****Problem 1: Value of an Algebraic Expression****Problem 2: Value of an Algebraic Expression****Additive & Multiplicative Inverses of Rational Expressions****Problem 1: Additive & Multiplicative Inverses of Rational Expressions****Reduce Rational Expressions to its Lowest Form****Problem 1: Reduce Rational Expressions to its Lowest Form**

**4.2: Algebraic Formulae**

**Square of Sum of Two Terms****Problem 1: Square of Sum of Two Terms****Problem 2: Square of Sum of Two Terms****Square of Difference of Two Terms****Difference of Square of Two Terms****Square of Sum of Three Terms****Problem 1: Square of Sum of Three Terms****Problem 2: Square of Sum of Three Terms****Cube of Sum of Two Terms****Problem 1: Cube of Sum of Two Terms****Problem 2: Cube of Sum of Two Terms****Cube of Difference of Two Terms****Problem 1: Cube of Difference of Two Terms****Sum & Differences of Cube****Problem 1: Sum & Differences of Cube****Twice the Sum of Square of Two Terms****Problem 1: Twice the Sum of Square of Two Terms****Four Times Product of Two Terms****Problem 1: Four Times Product of Two Terms**

**4.3: Surds and their Application**

**Introduction to Surds****Problem 1: Introduction to Surds****Addition & Subtraction of Surds****Problem 1: Addition & Subtraction of Surds****Addition & Subtraction of Surds****Multiplication & Division of Surds****Problem 1: Multiplication & Division of Surds****Problem 2: Multiplication & Division of Surds**

**4.4: Rationalization of Surds**

**Introduction to Rationalization****Rationalizing Denominator & its Types****Problem 1: Rationalizing Denominator & its Types****Problem 2: Rationalizing Denominator & its Types**