Question

simplifique as frações: a) (x + y)² + (y - x)²/ 4x³ + 4xy²
b) 9x² + 24xy + 16y² / 9x - 16y²

Answer 1

x(2) + y(2) + y(2) - x(2)
----'-'-----------------------------
4xy(2)

2y(2)
____
4xy(2)

2x




B) 9x(2) + 24xy+ 16y(2)
__________________
9x - 16y(2)

9x + 24xy