Question

please helppp - medal and fan
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?

Step 1

Step 2

Step 3

Step 4

Answer 1

well .... what do you think?

Answer 2

step 3?