Cara bersusun 6ײ +×-5:(×+1)=​

Jawaban:

F(x) = ( x + 6 ) 2-s

= ( x + 6 ) ( x + 6) -5

= ( x2 + 6× + 6× +36 )

= ( x2 + 12× + 36 ) -5

= X2 + 12x + 36

= X= -6

Maaf kalau salah 🙂