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Express 72 as a product of its prime factors.
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18 votes
Express 72 as a product of its prime factors.

User Paul Baltescu
by
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1 Answer

3 votes
The trick is to just keep factoring out 2 until you get all prime numbers.

72 = 36 * 2
36 = 18 * 2
18 = 9 * 2
9 = 3 * 3

Therefore, the answer is:
72 = 2 * 2 * 2 * 3 * 3

Hope this helps
User Lmttag
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