The GCF is 18.
The LCF is 1.
The GCF of 54, 90, and 126 is 9
The GCF is 18.
The GCF is 18.
The LCF is 1. The GCF is 45 The LCM is 90.
The GCF is 18.
The GCF is 18.
The LCF is 1. The GCF is 7. The LCM is 126. The GCM is infinite.
The GCF is 18.
The GCF is 18.
18 and 630 respectively
The LCF and the GCF are both 1.
The GCF of 5 and 75 is 5. The LCF of any set of integers is 1.