Respuesta :

Factor each number into its prime factors

4 = 2*2

42 = 2*3*7

14 = 2*7

The value "2" shows up exactly one time for each list of factorizations. No other number (not 3, nor 7) shows up for all three factorizations.

Answer: 2

raxy2832
2 is the greatest cmf as
[tex]4 = 2 \times 2 \\ 42 = 2 \times 21 \\ 14 = 2 \times 7[/tex]
Thus 2 is the Greatest common factor