Question

Factorise ....the following​

Answer 1

Answer:

(3a - 1)(3a - 1/3a -4)

Step-by-step explanation:

=9a^2 + 1/9a^2 - 2 - 12a + 4/3a

=(3a - 1/3a)^2 - 4(3a - 1/3a)

=(3a - 1/3a)(3a - 1/3a -4)

Formula used

(a - b)^2 = a^2 - 2ab + b^2