Question

Please solve this problem​

Answer 1

Answer:

(xb + ya) + (ax + yb)

Step-by-step explanation:

Equation => xy(a² + b²) - ab(x² + y²)

Rearrange => a²xy + b²xy + x²ab + y²ab

                  => ya(ax + by) + xb(ax + yb)

Answer => (xb + ya) + (ax + yb)

I hope this helped you have a great day :)