Question

a.
x2-y2
b.
x2+ y2
C.
ху - ху
O d.
2x - 2y​

Answer 1

Respuesta:

a) x2-y2

= 2 (x-y)

b) x2+y2

= 2 (x+y)

c) ху - ху

= 0

d) 2x - 2y

= 2 (x-y)