Show me the answer sheet of chapter 4th exercise 4.2 for class 9th

Correlation and regression problems

Abc enter into a partnership and then investment in the ratio 1 by 2 inch 21 by 301 by for after 2 months a withdrawal half of his capital and after 10 months profit of rupees 378 is divided among them the share of B is

Examples of linear equation in two variable class 10th cbse

1. Examples of linear equation in two variable class 10th cbse

Examples of linear equation in two variable class 10th cbse

4cot2x = cot^2X - tan^2X general solution

tan2x = tan (2/x) , general solution

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• Ha
  

prove that f(x)=9x^2+6x-5 is not invertible