Question

$frac{6 ^{57} }{20*3 ^{56}*2 ^{54} }$

Answer 1

$frac{6^{57}}{20*3^{56}*2^{54}}= frac{(2*3)^{57}}{2^2*5*3^{56}*2^{54}}= frac{2^{57}*3^{57}}{5*3^{56}*2^{56}}= frac{2^{57-56}*3^{57-56}}{5}= frac{2*3}{5}= frac{6}{5}=1,2$