Question

(x + 2y)^2 - 1
plz answer this fast​

Answer 1

Answer:

(x+2y+1)(x+2y-1)

Step-by-step explanation:

(x+2y)²-1

= (x+2y)²-(1)²

= (x+2y+1)(x+2y-1)

using formula x²-y² = (x+y)(x-y)