Factorize each of the following expressions:xa2 + xb2 - ya2 - yb2

1.	Factorize each of the following expressions:xa2 + xb2 - ya2 - yb2
Answer» x (a² + b²) – y (a² + b²) = (x – y) (a² + b²)

Answer»

x (a² + b²) – y (a² + b²)

= (x – y) (a² + b²)

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