Question

prin amplificarea raportului 4x cu x+2 se obtine...... x-2 (e 4x pe x-2)

Answer 1

$\dfrac{^{x+2)}4x}{\ \ \ x-2}=\dfrac{4x(x+2)}{(x-2)(x+2)}=\dfrac{4x^2+8x}{x^2-4}$