The difference of the irrational roo...

The difference of the irrational roots of the equation `x^5 -5x^4 + 9x ^3 -9x^2+5x -1=0` is

A

`sqrt(5)`

B

`0`

C

`1`

D

`2`

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The correct Answer is:

D

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AAKASH SERIES-THEORY OF EQUATIONS-EXERCISE-II

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