matematykaszkolna.pl
Skróć ułamki.! Booże pomóżcie ja nic nie potrafie!POMOCY!! Karolaa: Skróć ułamki. a)(x−1)x2−4(x−1)x+4(x−1) −−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−−= (x−2)x2−(x−2) b)(x+1)x2−4(x+1) −−−−−−−−−−−−−−−−−−−−−−−= (x+2)(x2+2x+1) c)x2(3−x)−9(3−x) −−−−−−−−−−−−−−−−−−−−−= (x−3)2 d)2x(x−4)+x(x−4)2 −−−−−−−−−−−−−−−−−−−−−−−= 4x−x3
6 sty 19:39
6 sty 19:40