Question

(Factorize): x^2 + 4x + 4 - 9y^2​

Answer 1

Answer:

x²^2 + 4x + 4 - 9y²=(x+2-3y) (x+2-3y)

Step-by-step explanation:

hello :

x²+4x+4 = x²+2(2x)+2²=(x+2)²  use identity : (a+b)² = a²+2ab+b²

( x² + 4x + 4) - 9y² = (x+2)²-(3y)²  = (x+2-3y) (x+2-3y)  use identity :

a²-b² =(a-b)(a+b)