Question

8a square minus 27 ab plus 9ab square . factories by splitting. middle term​

Answer 1

Answer:

$8 {a}^{2} - 27ab + 9 {b}^{2} \\ = 8 {a}^{2} - (24 + 3)ab + 9 {b}^{2} \\ = 8 {a}^{2} - 24ab - 3ab + 9 {b}^{2} \\ = 8a(a - 3b) - 3b(a - 3b) \\ = (8a - 3b)(a - 3b)$