4) Calculează :
d) 2^3n+1+4^n+1×2^n+2-8^n+1
va rog repede dau coroana!!!!!!!!!!
![4 Calculează D 23n14n12n28n1va Rog Repede Dau Coroana class=](https://ro-static.z-dn.net/files/d3e/33d308dc173f5e3ef44c645fb145de47.jpg)