... :5,02,1 17 2 2 4 1 3 9 5 6 7 4 : 25 2 08,1 25 1 64 ,0 25,1 5 4 :8.,0 ×+ × − − + − × Bµi 6 TÝnh: F = 99 8 194 11 60 25,0 9 5 75 ,1 3 10 11 12 7 6 15 7 1 24 3 ... 4 7 4 4 27 1 9 1 3 1 1 −+− +++ × : 343 1 49 1 7 1 1 27 2 9 2 3 2 2 −+− +++ × 80808080 91919191 Bµi 4 TÝnh: D = 113 11 89 11 17 11 11 113 5 89 5 17 5 5 129 1 87 −++ −++ × : 61 1 3 243 3 23 2 3 61 1 ... Tính: A = 26 : − ×− + +× − )15,25 57, 28(:84 ,6 4)81,33 06, 34( )2,18,0(5,2 )1,02,0(:3 + 3 2 : 21 4 Bµi 2 TÝnh: B = [ ] 4 1 1)3(8,125,0: 5 1 1 36: 2,1 8,12 1 )9(8,95 ,6: )35 , 67 ( × ...