- A quick learning about Identity function and squared function
- A quick learning of Modulus and Greatest integer function through Graph
- Graphical presentation of Modulus function and greatest integer functions
- Graphical representation of sine, cosine and tangent function
- Graphical representation of squared root and reciprocal functions
- Introduction of Function as a relation
- Presentation of relation using Arrow diagram
- Real functions | Part-1
- Real functions | Part-2
- Real functions | Part-2 | find range of a function
- Relation and functions | Part -2
- Representation of fractional part and signum functions with graph

- Algebra of sets | Laws in set theory
- De morgans laws in set theory
- Distributive law
- Intervals as subset | Illustrations
- Intervals as subset | Part-1
- Operations on set | Part -1
- Operations on set | Part -2
- Practical problems on set | Part-1
- Practical problems on set | Part-2
- Practical problems on sets | Part-3
- Set theory | Introduction
- Some important result on operation on sets
- Sub set and power set
- Types of sets and their symbols

- Complex number | An important illustration
- Complex number | Introduction
- Condition of both common roots of a pair of quadratic equations
- Conjugate of a complex number and its properties
- Different cases in polar form of complex number with illustrations
- Few special problems on square root of a complex number
- HOTS problems from NCERT book on complex numbers
- Modulus of a complex number
- Operations on complex numbers | Part-1
- Operations on complex numbers | Part-2
- Polar form of a complex number
- Polar representation of a complex number | Part-2
- Polar representation of a complex number | Part-3
- Polar representation of complex numbers on argand diagram
- Quadratic equation important properties
- Square root of a complex number
- The nature of roots of quadratic equations
- Transformation of quadratic equations | Part-1