Find if a number is a perfect cube in seconds!!

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Using digital roots and by understanding patterns in cubes, find out if a number is a perfect cube or not in just seconds. Helps in process of elimination for entrance exams.
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Thanks so much. Without you I would have failed my Cambridge exams.

sidraifthikar
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Thanku so much Sir. Please continue these types of videos. It helps a lot, ❤️❤️❤️❤️

Rishav_Study_IQ
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Thank you so much. This method will help me a lot

dravinpungle
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I aced my quiz bc i watched this video! My teacher didn't explain it that well in class! Ty!

Live.laugh.love.lana.del.ry
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Thank you very much you are the best one. You helped me a lot

Thepro-clto
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Well done, nicely explained. thank you sir

harrybol
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Is digital root only applicable for perfect cube or also for perfect square?

krishanusinghal