Question

сократите дроби плиз ​

Answer 1

1.

$.....=\frac{15x^{2} }{3x(2+5x)}=\frac{5x}{2+5x}$

2.

$.....=\frac{9(x-y)}{36(x^{2}- y^{2}) } =\frac{x-y}{6(x-y)(x+y)} =\frac{1}{6(x+y)}$