Complex numbers- Equilateral triangle problem

Equation of line along Shortest distance.

Parabola - Shortest distance between two parabolas.

Parabola - Shortest distance between two parabolas.

Parabola - Co- normal points ( feet of normals).

Parabola - An Important problem.

Definite Integral as limit of Sum ( concept and problems).

Leibnitz's Rule (Differentiation over integration)

Un symmetric form of a line in 3D geometry.

Tan inverse of tan function and it's graph and problems based on it.

Cos inverse of cos function and it's graph and problems based on it.

sin inverse of sine function and it's graph and problems based on it.

Reflection of a complex number with respect to a line

Complex numbers- Equilateral triangle problem

complex numbers- Important problem on argument and modulus.

Modulus function

Rotation theorem application

Rotation theorem in Complex numbers.

Ramana problem ( arrangement of 4 letter words)

Application of Multinomial theorem with example: How many integers between 1 and 10,00,000 have sum

Application of Multinomial theorem with example: sum of upper faces of 4 distinct dices can be six.

Multinomial theorem of positive integral index and it's applications - 2

Multinomial theorem of positive integral index and it's applications.

Modulus Inequalities

Modulus function