Factorize each of the following algebraic expressions:49 - x2 - y2 + 2

1.	Factorize each of the following algebraic expressions:49 - x2 - y2 + 2xy
Answer» 49 – (x² + y² – 2xy) = 7² – (x – y)² = [7 + (x – y)] [7 – x + y]

Factorize each of the following algebraic expressions:49 - x2 - y2 + 2xy

Answer»

49 – (x² + y² – 2xy)

= 7² – (x – y)²

= [7 + (x – y)] [7 – x + y]