Question

Skroc wyrazenie
ax+ay−bx−by
------------------------ (kreska ulamkowa)
ax−ay−bx+by

Answer 1

Answer 2

A(x+y)-b(x+y)      (x+y)(a-b)       x+y
-------------------- =-------------------=---------
a(x-y)-b(x-y)         (x-y)(a-b)       x-y