1.

`81x^(3)-x` के गुणनखण्ड हैं :A. `(9x+1)(9x-1)`B. `x(9x+1)(9x-1)`C. `(9x-1)^(2)`D. `(9x+1)^(2)`

Answer» Correct Answer - `x(9x-1)(9x+1)`


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