Respostas

2014-08-05T23:58:42-03:00
(a-b)² = a²-2ab+b²
(6x^5-1/3)² = 36x^10 - 2.6x^5.1/3 + 1/9 = 36x^{10}-4x^{5} +  \frac{1}{9}
4 5 4