Question

Как из x^-2/-2 получилось -(1/2x^2)?

Answer 1

$frac{ {x}^{ - 2} }{ - 2} = frac{1}{ {x}^{2} } div - 2 = frac{1}{ {x}^{2} } times - frac{1}{2} = - frac{1}{2 {x}^{2} }$