Answer:
GCF = 12
Step-by-step explanation:
1st Find the prime factorization of 36 which is: 36 = 2 × 2 × 3 × 3
Then find the prime factorization of 84 which is: 84 = 2 × 2 × 3 × 7
3rd To find the gcf, multiply all the prime factors common to both numbers:
Therefore, GCF = 2 × 2 × 3 = 12
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