Časť:
Project ID:
9000079206
Source Problem:
Accepted:
1
Clonable:
1
Easy:
0
Zjednodušte výraz \(\frac{ \frac{1}
{x^{2}} - \frac{1}
{y^{2}} }
{-\frac{1}
{y}+ \frac{1}
{x}} \)
za predpokladu, že \(x\neq 0\),
\(y\neq 0\),
\(x\neq y\).
\(\frac{x+y}
{xy} \)
\(-\frac{x+y}
{xy} \)
\(\frac{1}
{y} -\frac{1}
{x}\)
\(\frac{1}
{x} -\frac{1}
{y}\)