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Q8 of 124 Page 1

In Q. No. 7, HCF (a, b) is

We know that HCF = Product of the smallest power of each common prime factor in the numbers.


So, HCF(a, b) = pq

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If p1 and p2 are two odd prime numbers such that p1 > p2, then p12 – p22 is

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If two positive integers m and n are expressible in the form m = pq3 and n = p3 q2 where p, q are prime numbers, then HCF (m, n) =

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Questions · 124
1. Real Numbers
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