1.

Which of the following numbers are not perfect cubes?(i) 216(ii) 128(iii) 1000(iv) 46656

Answer»

216 = 6³1000 = 10³36³ = 46656for 128 = 2 × 2 × 2 × 2 × 2 × 2 × 2so 128 is not perfect cube



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