Ex 6.1, 1 (i) - Chapter 6 Class 8 Cubes and Cube Roots

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Ex 6.1, 1 Which of the following numbers are not perfect cubes? (i) 216Doing Prime factorization of 216 We see that 216 = 2 × 2 × 2 × 3 × 3 × 3 Since 2 & 3 occur in triplets, ∴ 216 is a perfect cube.

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