Which of the following cannot be the least common multipl...

Free Practice Question

PS · Problem Solving

605-655

Divisibility/Multiples/Factors

Which of the following cannot be the least common multiple of distinct positive integers a and b?

I. 1
II. ab
III. a - b

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A

I only

B

III only

C

I and II

D

I and III

E

II and III

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Explanation

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