Răspuns:
a)24/8(x-2)=
=3/x-2
b)2x*(x-3)/4x-12=
2x*(x-3)/4(x-3)=
=2x/4= x/2
c)(y-5)^2/y^2-25=
(y-5)^2/(y-5)*(y+5)=
=y-5/y+5
d)(a-2)*(a+2)/(a-2)^2=
=a+2/a-2
e)(2b-3-b)*(2b-3+b)/3b*(b-3)=
(b-3)*(3b-3)/3b*(b-3)=
(b-3)*3(b-1)/3b*(b-3)=
3(b-1)/3b=
=b-1/b
Explicație pas cu pas:
