Question

Simplify: 4xy (y-x) –3y² (x²-x) –5x² (y-y²)​

Answer 1

Answer:

$4xy {}^{2} - 4x {}^{2} y - 3y {}^{2} x {}^{2} + 3y {}^{2}x - 5x {}^{2}y + 5x {}^{2} y {}^{2}$

$7y {}^{2} x - 9x {}^{2} y + 2x {}^{2}y {}^{2}$

$xy(7y - 9x + 2xy)$