Odpowiedzi

2011-09-01T19:04:39+02:00
2011-09-01T19:55:04+02:00

2x⁵-7x³ = x³(2x²-7) = x³(√2 x-√7)(√2 x+√7)

 

2x³-6x²+3x-9 = 2x²(x-3)+3(x-3) = (2x²+3)(x-3)