What is the greatest common factor of 19 and 38?(1 point)
The greatest common factor of 19 and 38 is
19.
1. To find the greatest common factor of 19 and 38, we need to list the factors of each number.
2. For 19, the factors are 1 and 19.
3. For 38, the factors are 1, 2, 19, and 38.
4. Now we look for the greatest common factor, which is the largest number that appears in both lists of factors.
5. In this case, the only number that appears in both lists of factors is 19.
Therefore, the greatest common factor of 19 and 38 is 19.
1
1. Start by finding the factors of each number.
19: 1, 19
38: 1, 2, 19, 38
2. Compare the factors of the two numbers.
The only factor that is common to both 19 and 38 is 1.
Therefore, the greatest common factor of 19 and 38 is 1.