7. If two positive integers p and q can be expressed as p = ab2 and q = a3b; a, b being prime
numbers, then LCM (p, q) is
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Step-by-step explanation:
(b) Given that, p = ab2 = a × b × b
and q = a3b = a × a × a × b
∴ LCM of p and q = LCM (ab2,a3b) = a × b × b × a × a = a3b2
[Since, LCM is the product of the greatest power of each prime factor involved in the numbers].
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