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3 December, 03:45

What is the prime factorization of 45 answers:

5 x 9

2 x 3 x 3

2 x 2 x 3 x 3

3 x 3 x 5

+4
Answers (2)
  1. 3 December, 05:42
    0
    The last one 3 x 3 x 5

    and the first one 5 x 9
  2. 3 December, 06:53
    0
    45=9*5=5*3*3

    Since 5 and three are prime numbers, you cannot go any further, so the prime factorization would be

    3 x 3 x 5 (or 5 x 3^2)
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