Santosgian05viz
Answered

ײ+2×+1     y²-1   
------------- · ------------
y²-2y+1      ×²-1

please answr po

Sagot :

Riza1viz
[tex]\frac{ x^2 +2x+1 }{ y^2-2y+1 } \cdot \frac{y^2 -1 }{x^2-1}= \frac{( x +1 )^2 }{( y-1 )^2 } \cdot \frac{(y -1 )(y+1)}{(x -1)(x+1)}=\frac{(x+1)(y+1)}{(y-1)(x-1)}[/tex]