rationalising factor of root 81
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Answered by
3
√81 = 9
It is already rationalised
It is already rationalised
Answered by
1
Hi ,
√81 = √9² = 9
Therefore ,
√81 = 9 is a rational number.
There is no need of rationalize it .
:)
√81 = √9² = 9
Therefore ,
√81 = 9 is a rational number.
There is no need of rationalize it .
:)
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