Enter GCF or LCM numbers:

Number 1Number 2(Optional) Enter Number 3
            

Answer
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↓Steps Explained:↓

Determine GCF(9,5)

GCF = Largest factor that divides numbers

Determine the factors for 9

1,3

Determine the factors for 5

1,5

List the common factors

1

GCF(9,5) = 1

Evaluate GCF

Since GCF = 1, they are relatively prime (co-prime)

Since GCF ≠ 1 and have a difference of two, the numbers are not twin prime

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Related Calculators:  Divisibility  |  Partial Quotient  |  Modulus