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16. सिद्ध करें x =-1 निम्न समीकरण का मूल है2-x334-x5%3D0354-x

Answer»

After putting x= -1determinent of this will be eaual to 0that means its the solution

For determinant to be zero one of the condition is that , all of the elements of one raw or coulmn should be same and if x = -1all the elements of first raw will be same hence x= - 1 is the answer



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