ضرووووووووووووري شباب : x+3)^3) ??????

[حنيذ]

x+3)^3

x^3+9x^2+27x+27

x+3)^4

x^4+12*x^3+54*x^2+108*x+81
(x+3)^5

x^5+15*x^4+90*x^3+270*x^2+405*x+243

(x+3)^6

x^6+18*x^5+135*x^4+540*x^3+1215*x^2+1458*x+729

(x+3)^7

x^7+21*x^6+189*x^5+945*x^4+2835*x^3+5103*x^2+5103* x+2187