Check sibling questions

Ex 7.2, 1 (i) - (v) - Chapter 7 Class 8 Cubes and Cube Roots - Part 4

Are ads bothering you?


Transcript

Ex 7.2, 1 Find the cube root of each of the following numbers by prime factorisation method. (iv) 27000We see that 27000 = 2 × 2 × 2 × 3 × 3 × 3 × 5 × 5 × 5 Since 2, 5 & 3 occur in triplets ∴ 27000 is a perfect cube. Cube root of 27000 = 2 × 5 × 3 = 30

Davneet Singh's photo - Teacher, Engineer, Marketer

Made by

Davneet Singh

Davneet Singh is a graduate from Indian Institute of Technology, Kanpur. He has been teaching from the past 12 years. He provides courses for Maths and Science at Teachoo.