Question

сократить дробь 4а3б2/а2б-а3б2

Answer 1

$\frac{4 {x}^{3} {y}^{2} }{ {x}^{2}y - {x}^{3} {y}^{2} } = \frac{4 {x}^{3} {y}^{2} }{ {x}^{2} y(1- {x}y)} = \frac{4 {x}y }{1- {x} y}$