27-(1,2-y)(-y-1,2)<1,44-y2-y<br>27-(-y+1,2)•(-y-1,2)<1,44-y2-y<br>27-((-y)2-1,2вверху2)<1,44-y2-y<br>27-(y2-(6/5)2)<1,44-y2-y<br>27-(y2-36/25)<1,44-y2-y<br>27-y2+36/25<1,44-y2-y<br>27+36/25<1,44-y<br>711/25<1,44y<br>y<1,44-711/25<br>y<36/25-711/25<br>y<-27<br>все 2 возле y это степень и возле 1,2, 6/5