Which is the correct expansion of (x+6)(x−2)(x + 6)(x - 2)?

Factoring Trinomials of the Form ax² + bx + c

7. Factoring / Factoring Trinomials of the Form ax² + bx + c / 문제 1

문제 1

Which is the correct expansion of $(x + 6) (x - 2)$ ?

$x^{2} + 4 x - 12$

$x^{2} - 4 x + 12$

$x^{2} + 12 x - 12$

$x^{2} - 8 x - 12$