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Use prime factors to determine the HFC of 90 and 126​

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highest common prime factor is three
Use prime factors to determine the HFC of 90 and 126​-example-1
User TMOTTM
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Answer:

Explanation:

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The question means that you are to break both numbers down in to prime factors. When you do, what do the numbers have in common

90: 2 * 3 * 3 * 5

126: 2 * 3 * 3 * 7

The bolded numbers are the primes in common

Primes in common (answer): 2 * 3 * 3 = 18

User Sshow
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