(2×-7) (4×+2) Tolong Di Bantu Yah Ka

(2x-7)(4x+2) = 8x²+4x-28x-14
= 8x²-24x-14
= 4x²-12x-7

semoga membantu
ㅡ :)

[tex]2 \times - 7 = - 14 \\ 4 \times + 2 = 8 \\ - 14 \times 8 = - 112 \\ \\ harap \: membantu \: ya[/tex]