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Question
The common factor of 3ab and 2cd is ______.
Options
1
– 1
a
c
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Solution
The common factor of 3ab and 2cd is 1.
Explanation:
We have, monomials 3ab and 2cd
Now, 3ab = 3 × a × b
2cd = 2 × c × d
Observing the monomials, we see that, there is no common factor (neither numerical nor literal) between them except 1.
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