Question

Factorise : 64a cube minus 27b cube minus 144a square b plus 108ab square ​ .

Plz Answer this question

Answer 1

`16a(4a^2-9a)+27b^2(4a-b)`

Explanation:

The question is not properly formatted, here is a good format for proper understanding and readability

`64a^3-27b^3-144a^2+108ab^2`

let us first collect/ group like terms

`64a^3-144a^2+108ab^2-27b^3`

we can now bring out the common factors we have

`16a(4a^2-9a)+27b^2(4a-b)`

The simplified expression is

`16a(4a^2-9a)+27b^2(4a-b)`