Question

Factorise : 4a^2 - 9b^2 + 4a + 1​

Answer 1

Answer:

4a^2+4a-9b^2+1

4a(a+1)-9b(b-1)

(4a-9b)(a+1)(b-1)

Check the answer

Step-by-step explanation:

Answer 2

Answer:

4a^2+4a-9b^2+1

4a a+1-9b b-1

4a-9b a+1 b-1