Answer:
the (GCF) Greatest Common Factor is : 2
Step by Step Solution
Calculate Greatest Common Factor for :
8, 30 and 42
Factorize of the above numbers :
8 = 23
30 = 2 • 3 • 5
42 = 2 • 3 • 7
Build a prime factors table
Number of times each prime factor
appears in the factorization of :
Prime Number Number Number G.C.F
Factor 8 30 42 (min)
2 3 1 1 1
3 0 1 1 0
5 0 1 0 0
7 0 0 1 0
GCF = 2
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