Question

$frac{6^{2n+4} * 0,2 ^{-4-n}}{180 ^{n+1}}$

Answer 1

$6 ^{2n+1} 8(5 ^{-1} ) ^{-2-n} /[(6^2) ^{n+1} *5 ^{n+1} ]=$$6 ^{2n+1} *5 ^{2+n} /(6 ^{2n+2}*5 ^{n+1} )=5/6$