{[(-7)^4x(-3)^4]^2÷[(21)^3x(21)^2]}÷{[(-7)^2]^2÷7}
{[(-7)^4x(-3)^4]^2÷[(21)^3x(21)^2]}÷{[(-7)^2]^2÷7}
499
punti
Livello 1
((-7)^4·(-3)^4)^2/(21^3·21^2)/(((-7)^2)^2/7)=
=3^8·7^8/(3^5·7^5)/(7^4/7)=
=3^3·7^3/7^3 =3^3=
= 27
115471
punti
Genius III
6762
punti
Livello 6