인수 분해 로 1, 1, 4 & sup 2, x 9 - 2.3 & sup 2, × 36, 52 & sup 2, + 48 & sup 2; + 52 × 96

인수 분해 로 1, 1, 4 & sup 2, x 9 - 2.3 & sup 2, × 36, 52 & sup 2, + 48 & sup 2; + 52 × 96


1.4 & sup 2; × 9 - 2.3 & sup 2; × 36 = 1.4 & sup 2; × 3 & sup 2; - 2.3 & sup 2; × 6 & sup 2; = (1.4 × 3) & sup 2; - (2.3 × 6) & sup 2; = 4.2 & sup 2; - 13.8 & sup 2; = (4.2 + 13.8) = 18 × (- 13.8) = 18 × (- 9.6) = - 178.8 & sup 2; + 482 & sup 2 + 526 & 529 =



2 (3a & sup 2; - b) - a (3b - 4) 분해 인수