1) 761.0154 2) 9/97 3) 0 4) 0.01
574
1 1/9 = 1 + 1/9 = 1 + 0,(1) = 1,(1)
2 1/9 = = 2 + 1/9 = 2 + 0,(1) = 2,(1)
- 3 1/9 = - 3 + (- 1/9) = - 3 + (- 0,(1)) = - 3,(1)
- 1/9 = 0 + (- 1/9) = 0 + (- 0,(1)) = - 0,(1)
575
2/3 = 0,(6)
- 3/22 = - 0,1(36)
1/15 = 0,0(6)
4/9 = 0,(4)
- 5/11 = - 0,(45)
7/36 = 0,19(4)
- 1/60 = - 0,01(6)
15
ответ 4
16
1) 12 *(4+5)-(9 * 4)=72
2) 12 *5 + 4 * (12 - 9)=72
27=3*3*3
56=3*3*3*7
625=25*25=5*5*5*5
820=82*10=41*2*2*5
2772|2
1386|2 2772=2*2*3*3*7*11
693 |3
231 |3
77 |11
7 | 7
1
702 | 2
351 | 3
117 | 3 702=2*3*3*3*13
39 | 3
13 |13
1