Q. 2 A3.5( 15 Votes )

Test whether the given numbers are perfect cubes or not.

243

Answer :

Given, a number 243 and need to find out whether it is perfect cube or not.

Now, we have the perfect cube = , where m and n are integers


243 is not a perfect cube as it cannot be expressed as n × n × n form the product of three equal integer.


Hence, 243 is not a perfect cube.


Rate this question :

How useful is this solution?
We strive to provide quality solutions. Please rate us to serve you better.
Related Videos
Champ Quiz | Square Roots and Cube roots40 mins
Champ Quiz | Square and Square roots32 mins
Champ Quiz | Cube and Cube Roots46 mins
Quiz | Practice More Questions on Cube and Cube Roots27 mins
NCERT | Interesting Patterns in Square Numbers36 mins
Goprep Genius Quiz | Squares and Square Roots34 mins
Imp. Concepts of Square and Square Root42 mins
Foundation | Cracking Previous Year IMO Qs. of Square and Square Roots48 mins
Learning the Long Division Method38 mins
Methods of Finding Square Roots37 mins
Try our Mini CourseMaster Important Topics in 7 DaysLearn from IITians, NITians, Doctors & Academic Experts
Dedicated counsellor for each student
24X7 Doubt Resolution
Daily Report Card
Detailed Performance Evaluation
view all courses