Respuesta :

1: factor out b. B ( a + b^2) * 6a^2 b^4 / 4ab^5 (a + b)
2: reduce w common terms
B ( a + b) / a + b
3: b ( a + b) * 3a / 2b (a + b)
4: reduce w common terms again
3a / 2

Final answer: 3a / 2