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Автор - 4444331

сократите дроби плиз ​

Ответ

Проверено экспертом

Автор - гюйс

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)}

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