Question

please factor
27a^3-3ab^2

Answer 1

first factor out a common term, in this case it will be 3a

3a(9a^2-b^2)

Answer 2

\[3a(3a+b)(3a-b)]\

Answer 3

then differnce of square on the inside and we get: 3a(3a+b)(3a-b)