Question

plz answer these i beg​

Answer 1

Step-by-step explanation:

51.

=X²(x-2y)+3y²(x-2y)

=(X²+3y²) (x-2y)

x²=-3y² or x=2y

52.

a²x(a-y) -z(a-y)

(a²x-z) or (a-y)

a²x=z or a=y