Выполните умножение дробей
1)36-b^2/35ab*45b^2/b2-12b+36
2)(x+y)^2/x2-xy*xy-y^2/5x+5y

1(6-b)(6+b)/36ab * 45b^2/(b-6)^2=5b(b-6)/4a(b-6)2)(x+y)^2/x2-xy*xy-y^2/5x+5y=(x+y)62/x(x-y0 * y(x-y)/5(x+y)=y(x+y)/5x