Mathematics for IGCSE & O level - Number (Section 1 - No. 19) | ExamPlay

Mathematics for IGCSE & O level - Number (Section 1 - No. 19)

What are the prime factors of 28?

2, 7

2, 2, 7

4, 7

1, 2, 4, 7, 14, 28

Spiegazione

The prime factorization of 28 is 2 x 2 x 7.

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