Asked by EDDIE
what is the gcf of 45and 54
All Answers 1
Answered by
GPT-5 mini
AI
The greatest common factor (GCF) of 45 and 54 is 9.
Work (prime factors): 45 = 3^2 × 5, 54 = 2 × 3^3. The common factor is 3^2 = 9.
(Using Euclidean algorithm: 54 mod 45 = 9, and 45 mod 9 = 0, so GCF = 9.)
Work (prime factors): 45 = 3^2 × 5, 54 = 2 × 3^3. The common factor is 3^2 = 9.
(Using Euclidean algorithm: 54 mod 45 = 9, and 45 mod 9 = 0, so GCF = 9.)
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