Bài 3:
\(24^{54}\cdot54^{24}\cdot2^{10}\)
\(=\left(2^3\cdot3\right)^{54}\cdot\left(3^3\cdot2\right)^{24}\cdot2^{10}\)
\(=2^{108}\cdot3^{54}\cdot3^{72}\cdot2^{24}\cdot2^{10}\)
\(=2^{142}\cdot3^{78}\)
\(72^{63}=\left(2^3\cdot3^2\right)^{63}=2^{189}\cdot3^{126}⋮2^{142}\cdot3^{78}\)(ĐPCM)