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TNPSC AD Industries and Commerce

TNPSC AD Industries and Commerce

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Last Update 05/28/2025
Completion Time 2 days 17 hours 35 minutes
Members 23
  • UNIT VII Differential Equations and Operations Research
    • Linear ODE With Constant Coefficients Complementary Function
    • Linear ODE with Constant coefficients - Finding Particular Integral Type I and II
    • Linear ODE with Constant Coefficients Finding Particular Integral Type III and IV
    • Liner Higher Order ODE with Variable Coefficients Introduction Class
    • Method of Variation of Parameters, Linearly Dependent and Linearly Independent
    • Wronskian Properties and Problems with Solutions
    • Second Order ODE with Ordinary and Singular Points
    • Indicial Equations and Introduction of Bessels Equations
    • Bessels Equations of first and second kind
    • Bessels Functions Recurrence Formula and Problems
    • Generating Functions and Orthogonality of Bessel Functions
    • Legendre Differential Equations First and Second Kind
    • Generating Functions and Orthogonality of Bessel Functions
    • Lagrange Method for solving first order PDE Class I
    • Lagrange Method for solving first order PDE Class II
    • Solving Lagrange Equation and Standard types
    • Standard Types f(z,p,q) =0, f(x,p) = f(y,q), Clairaut's Equations & Charpits Methods
    • Characteristic Curves & General Higher Oder Homogeneous Liner PDE with Constant Coefficients
    • General Higher Order Linear Homogeneous PDE Particular Integral
    • Operations Research Class 1 Video
    • Operations Research Class 2 Video
    • Operations Research Class 3 Video
    • Operations Research Class 4 Video
    • Operations Research Class 5 Video
    • Operations Research Class 6 Video
    • Operations Research Class 7 Video
    • Operations Research Class 8 Video
    • Operations Research Class 9 Video
    • Operations Research Class 10 Video
    • Operations Research Class 11
    • Operations Research Class 12
  • UNIT III Sampling Theory, Design of Experiments and Index numbers and Time series
    • Introduction and Construction of Index Numbers
      New
    • Simple and weighted indexnumbers
      New
    • Wholesale Price Index Numbers
      New
    • Time series and Components of time series
      New
    • Cyclic Variations and Trend
      New
    • Method of Least squares
      New
    • Measurement of Seasonal Variations
      New
    • Ratio to Moving Average Method and Method of Cyclic Variations
      New
    • Introduction and Construction of Index Numbers
      New
    • UNIT VII Design of Experiment Class 1 Video
      New
    • UNIT VII Design of Experiment Class 2 Video
      New
    • UNIT VII Design of Experiment Class 3 Video
      New
    • UNIT VI SRS , Stratified random sampling Question Paper Discussion
      New
    • AD UNIT 7 Latin Square Design 1
      New
    • AD UNIT 7 Latin Square Design 2
      New
    • UNIT 7 RBD CLASS 3
      New
    • AD UNIT 6 CLASS 1
      New
    • AD UNIT 6 CLASS 2
      New
    • AD UNIT 6 CLASS 3 - Stratified Random Sampling
      New
    • AD UNIT 6 CLASS 4
      New
    • AD UNIT 6 CLASS 5
      New
    • AD UNIT 6 CLASS 6
      New
    • Systematic sampling 1
      New
    • Systematic sampling 2
      New
    • Systematic sampling 3
      New
    • Systematic sampling 4
      New
    • UNIT VI -Cluster sampling Class
      New
    • UNIT VI - Regression Estimation under Double Sampling Class
      New
    • UNIT VI - Ratio Estimation under Double Sampling Class
      New
    • UNIT VI Ratio Estimation Class I
      New
    • UNIT VI Linear Regression Estimation
      New
    • UNIT VI Ratio estimation Class II
      New
    • UNIT VI Ratio estimation Class III
      New
    • UNIT VI AD Sampling Theory CSO Class Video
      New