(3*+1) (*-1) ?? *=kali
Matematika
Dvr03
Pertanyaan
(3*+1) (*-1)
??
*=kali
??
*=kali
2 Jawaban
-
1. Jawaban Anonyme
(3x + 1)(x - 1)
= 3x(x - 1) + 1(x - 1)
= 3x² - 3x + x - 1
= 3x² - 2x - 1 -
2. Jawaban wildanarteji
[tex]= (3x + 1)(x-1) \\ = 3x \times x + 3x \times (-1) + 1 \times x + 1 \times (-1) \\ = 3x^2 - 3x + x - 1 \\ =3x^2-2x-1[/tex]