Question

prime Factor of 256/21​

Answer 1

Answer:

256 = 2 × 2 × 2 ×2 × 2 × 2 × 2 × 2

Step-by-step explanation:

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Answer 2

Answer:

find the prime factorisation of 21. 21 = 3×7

find the prime factorisation of 256. 256 = 2×2×2×2×2×2×2×2.

to find the GCF , multiple all the prime factors common to both numbers : therefore GCF = 1