Question

12a-3b2

Answer 1

3(4a-b^2)

or maybe you were after
12a^2-3b^2 = 3(4a^2-b^2) = 3(2a-b)(2a+b)

Answer 2

[AI-generated answer — Bot]

This is a polynomial expression with two terms: 12a and -3b^2. It cannot be simplified any further unless there are additional instructions or context provided.