Iris23337 Iris23337

05-05-2017
Mathematics

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10. Olivia wrote the following indirect proof:
Prove: 17 is a factor of 323.

Step 1: Assume that 17 is not a factor of 323.

Step 2: 323 divided by 17 is 19.

Step 3: A factor is an integer by which another integer is divisible.

Step 4: Therefore, 17 cannot be a factor of 323.

Which step in Olivia's proof is incorrect?

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Аноним Аноним

10-05-2017

Step 4 is incorrect because 323 is divisiible by 17 as shown in step 2

Therefore 17 IS a factor of 323.

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