$$\(8 A=3^{5} \times 5 \times 7^{3}\)$$ $$\(B=2^{3} \times 3 \times 7^{4}\)$$ (a) (i) Find the Highest Common Factor (HCF) of $$\(A\)$$ and $$\(B\)$$. (ii) Find the Lowest Common Multiple (LCM) of $$\(A\)$$ and $$\(B\)$$. (2)

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