Question

va rog punctele a si d dar pe lung daca bi stiti nu rezolvati

Answer 1

a.)2x-6/x^2*x^3/x-3=x^3(2x-6)/x^2(x-3)=2x^4-6x\3/x^3-3x^2=2x^2(x^2-3x)/x(x^2-3x)=2x^2/x=2x d.)(x^2-4):(x+2)^2/x-2=x^2-4/1*x-2/(x+2)^2=(x-2)(x+2)(x+2)/(x+2)^2=(x-2)^2/x+2=x^2-4x+4/x+2