\(\dfrac{72^3.54^3}{108^4}\) =\(\dfrac{2^9.3^6.2^3.3^9}{2^8.3^{12}}\)
=\(\dfrac{2^{12}.3^{15}}{2^8.3^{12}}=\dfrac{2^4.3^3}{1.1}\) =16.27
=432
CHÚC BẠN HỌC TỐT
\(\dfrac{72^3.54^3}{108^4}=\dfrac{2^3.36^3.54^3}{2^4.54^4}=\dfrac{36^3}{108}=\dfrac{3^3.12^3}{3^2.12}=3.12^2=3.144=432\)CHÚC BẠN HỌC TỐT............