Question

1.Сократите дробь: 3х^2/7х, б) 8у^3/15y^4, в) 4z^2/-8z^3

Answer 1

$\frac{3x^2}{7x} = \frac{3x}{7}$
$\frac{8y^3}{15y^4} = \frac{8}{15y}$
$\frac{4z^2}{-8z^3} = \frac{1}{-2z} =- \frac{1}{2z}$