Answer :

i. 81^{1/2}

Since, 81 = 9^{2}

Using (a^{n})^{m} = a^{mn}

= 9

Thus = 9

ii. 64^{1/6}

Since, 64 = 2^{6}

Using (a^{n})^{m} = a^{mn}

= 2

Thus = 2

iii. (125)^{1/3}

Since, 125 = 5^{3}

Using (a^{n})^{m} = a^{mn}

= 5

Thus = 5

Rate this question :

How useful is this solution?

We strive to provide quality solutions. Please rate us to serve you better.

Related Videos

Quiz | Rationalizing the Denominator39 mins

The Curious Case of Irrational Numbers43 mins

Irrational numbers on Number line32 mins

Terminating & Non - Terminating Decimal Expansion51 mins

Quiz on Irrational Numbers31 mins

Quiz | Learning the Laws of Exponents52 mins

Quiz | Irrational Numbers and its Operations45 mins

Champ Quiz | Rationalization30 mins

RD Sharma | Practice Imp.Qs. on Number System48 mins

Quiz | Decimals - Whether Rational or Irrational43 mins

Try our Mini CourseMaster Important Topics in 7 DaysLearn from IITians, NITians, Doctors & Academic Expertsview all courses

Dedicated counsellor for each student

24X7 Doubt Resolution

Daily Report Card

Detailed Performance Evaluation