Question

If GCD (a,b)= 2 then ab=?​

Answer 1

Answer:

the GCD of 1 and 2 is 2

the GCD of 2 and 2 is 2

if a is 1 and b is 2

ab = 1 × 2 = 2

if a is 2 and b is 2

ab = 2 × 2 = 4

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