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प्रश्न
State whether the following number is a surd or not.
`root (5)(81)`
उत्तर
Since, `root (5)(81)`
= `root (5)(3^4)`
= `(3^4)^(1/5)`
= `3^(4/5)`
So, `root (5)(81)` is a surd.
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संबंधित प्रश्न
State the order of the surd given below.
`root (4)(10)`
Classify the given pair of surds into like surd and unlike surd.
`4 sqrt 18 , 7 sqrt 2`
Classify the given pair of surds into like surd and unlike surd.
`19 sqrt 12 , 6 sqrt 3`
Classify the given pair of surds into like surd and unlike surd.
`5 sqrt 22 , 7 sqrt 33`
Simplify : `root(5)(16) xx root(5)(2)`
State, with reason, of the following is surd or not:
`root(4)(27)`
State, with reason, of the following is surd or not :
`root(5)(128)`
State, with reason, of the following is surd or not :
`root(3)(64)`
State if the following is a surd. Give reasons.
`sqrt(2 + sqrt(3)`
State if the following is a surd. Give reasons.
`root(12)(8). ÷ root(6)(6)`
