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Please explain how the 3 and 2 occur in explaination in 1st step in equation

Please explain how the 3 and 2 occur in explaination in 1st step in equation

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1 Answers

Arun
25750 Points
5 years ago
Dear student
 
If for the three or more lines
 
Rest the lines can be combined in such a way that it results in one line then we cam say that those are concurrent.
 
Above explanation is used in the solution.
 
 
Also you can check by the determinants.

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