Q: Describe a method for determining weather a number is divisible by 9?

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asf

The roster method represents a set of something. In algebra, the roster method is used to describe a simpler set that is difficult to describe.

No, 6 does not go evenly into 2345. A method to find out if something is divisible by 6 is... Is it divisible by 2? Is it divisible by 3? 2*3=6 So, 2 and 3 should be able to go evenly into the number.

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Yes, to check for divisibility by three, use the sum of digits method: 5 + 3 + 4 = 12. Twelve is divisible by 3, so 534 is also divisible by 3

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