Question

Сократите дробь:
х^6-x^4
---------------------
x^3+x^2

Answer 1

(x^4(x² - 1))/ ( x²(x+1)) = (x²(x+1)(x-1))/(x+1) = x²(x-1)

Answer 2

(x^3)^2-(x^2)^2/x^3+x^2=(x^3-x^2)*(x^3+x^2)/x^3-x^2=x^3-x^2, при условии,что x^3 не равно -x^2