Question

simplificati rapoartele: x²-36/x²+12x+36​

Answer 1

Răspuns:

a patrat - b patrat = (a-b)(a+b)

jos formula de calcul : (a-b)^2

Answer 2

Răspuns:

$\frac{(x+6)(x-6) }{(x+6)(x+6)}$$=\frac{x-6}{x+6}$