Description:Savatchadagi 12 ta olm adan 5 tasini necha usul bilan tanlash m u m kin? 9 . B i r v a q t d a 4 b e m o r v r a c h q a b u l i g a n e c h a x i l u s u l b i l a n n a v b a t g a t u r i s h i. m u m k i n ? 10. 12 ta fizik va 15 ta kimyogar olimdan 4 tadan kishini konferensiyaga necha xil usul