tolong bantu yaa (3p+9)⁴ =

Coba nanti googling tentang segitiga pascal ya...

Materi Aljabar
Gunakan segitiga pascal baris ke-5: 1 4 6 4 1
[tex] (3p+9)^4 = (3(p+3))^4 \\ = 3^4(p+3)^4 = 81[p^4 + 4p^3(3) + 6p^2(3)^2+4p(3)^3 + 3^4] \\ = 81(p^4 + 12p^3 + 54p^2 + 108p + 81) \\ = 81p^4 + 972p^3 + 4374p^2 + 8748p + 6561 [/tex]