Question

5laputere9:25la puterea4{16ori4la puterea5:8 la puterea 3-3ori [paranteza mica 2 la puterea 5 ori3inchidem paranteza mica la puterea 4 -2 la puterea 20ori81]}

Answer 1

5^9:25^4{16x4^5:8^3-3[(2^5*3)^4-2^20*81]} = 
5^9:(5^2)^4[(2^4)*(2^2)^5:(2^3)^3-3(2^20*3^4-2^20*3^4)] =
5^9:5^8(2^4*2^10-2^9-3*0) = 
5^1(2^5-3)=
5*(32-3)=
5*29=
145

Answer 2

Atașez poza cu rezolvarea , succes !