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If for integers a, b and c, if HCF (a, b...

If for integers a, b and c, if HCF (a, b) = 1 and HCF (a, c) = 1, then which one of the following is correct?

A

HCF (a, bc) = 1

B

HCF (a, bc) = a

C

HCF (a, bc) = b

D

None of these

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The correct Answer is:
A
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