Răspunsuri

2014-04-29T16:58:11+03:00
[4^7*(-4)^{12}:(-4)^{15}]^{12}:4^{44}=[4^7*4^{12}*(-1)^{12}:4^{15}:(-1)^{15}]^{12}:4^{44} \\ =[4^4:(-1)]^{12}:4^{44}=(-4^{4})^{12}:4^{44}=4^{48}:4^{44}=4^4=256
multumesc
Florine, ca sa scrii punctul pentru inmultire, poti folosi comanda \cdot
Mersi!