Question

сократите дробь:

m²-n²
-------
m²+n²-2nm​

Answer 1

$\dfrac{m^2-n^2}{m^2+n^2-2nm}=\dfrac{(m-n)(m+n)}{(m-n)^2}=\dfrac{m+n}{m-n}.$

Answer 2

Ответ:

m²-n²/m²+n²-2nm​ = ( m - n ) ( m + n )/( m-n )² =m+n/m-n