( 3p - 4 ) kuadrat tolong bantu saya

(3p - 4)²
=> (3p)² + 2(3p)(-4) +(-4)²
=> 9p² - 24p + 16

(3p - 4)^2
= (3p - 4) (3p - 4)
= 9p^2 - 12p - 12p + 16
= 9p^2 - 24p + 16
-----maaf kalau salah------