Question

Is 243 a ferfect cube ?​

Answer 1

Answer:

243 is not a perfect cube. ... Thus, the smallest required number to multiply 243 to make it a perfect cube is 3. (ii) We have 256 = 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2. Grouping the prime factors of 256 in triples, we are left over with 2 × 2.