0
The GCF of 9 and 42 is 3.
One way to determine the greatest common factor is to find all the factors of the numbers and compare them.
The factors of 9 are 1, 3, and 9.
The factors of 42 are 1, 2, 3, 6, 7, 14, 21, and 42.
The common factors are 1 and 3. Therefore, the greatest common factor is 3.
The greatest common factor can also be calculated by identifying the common prime factors and multiplying them together.
The prime factors of 9 are 3 and 3.
The prime factors of 42 are 2, 3, and 7.
The prime factors in common are a single 3, so the greatest common factor is 3.
Still curious? Ask our experts.
Chat with our AI personalities
Rafa
Ross
JudyAdd your answer:
Earn +20 pts
What is the greatest common factor of 9 42 and 57?
The GCF is 3.
What is the greatest common factor of 9 18 and 42?
The GCF of 9, 18, and 42 is 3.The factors of 9 = 3*3The factors of 18 = 2*3*3The factors of 42 = 2*3*7So the greatest common factor = 3.
What is the greatest common factor of 42 and 72?
The greatest common factor of 42 and 72 is 6 Gcf stands for Greatest Common Factor, The gcf of 42 and 72 is the largest positive number that is a factor of both 42 and 72. The positive factors of 42 (the integral divisors of 42) are: 1, 2, 3, 6, 7, 14, 21, and 42. The positive factors of 72 are 1, 2, 3, 4, 6, 8, 9, 12, 18, 36, and 72. Therefore the gcf of 42 and 72 is 6, as the greatest factor that 42 and 72 have in common.
What is the greatest common factor of 9 8?
The greatest common factor of 9 , 8 = 1
What is the greatest common factor of 9 and 5?
The greatest common factor of 5 and 9 is 1.
