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Q.
Find the product of the common prime factors of HCF of 72 and 96 .
Real Numbers
Solution:
Factors of $72=2^2 \times 3^3$
Factors of $96=2^5 \times 3^1$
$\operatorname{HCF}(72,96)=2^3 \times 3^1$.
Therefore, The common prime factors are 2 and 3.
The product of the prime factors of the HCF $=2 \times 3=6$.