Use the AC method to factor 8x2−2x−$$158x^2 - 2x - 15.$$

7. Factoring - 2! 1부

7. Factoring / Factoring Trinomials of the Form ax² + bx + c / 문제 8

문제 8

Use the AC method to factor $8 x^{2} - 2 x - 15$ .

$(2 x + 5) (4 x - 3)$

$(8 x - 15) (x + 1)$

$(4 x - 5) (2 x + 3)$

$(4 x + 5) (2 x - 3)$