1 " . "
1. , , :
) 666(10); ) 1997,715(10).
2. :
) 1100111011(2); ) 100000110,10101(2); ) 257,125(8); ) 41A,6(16).
3. :
)516; ) 41,6(16).
4. :
) 32718; ) 1724(8).
5. :
) 10000011(2)+1000011(2); ) 110010,101(2)+1011010011,01(2).
6. :
) 100111001(2)-110110(2); ) 1101111011,01(2)-101000010,0111(2).
7. :
) 11101,11(2)´ 1001,11(2).
. 5 7 .
1
) 1997,71510 , 4 .
.
.
1. : . , .
2. q, q q. q q .., , q. q , .
3. q, q. q. , , q .., , .
1. 2,
_1997 16
16 _124 16
_39 112 7
32 12=C
_77
64
13=D 1997 10 = 7D16
2. 3,
| 0,715 16 = 11,440 16 7,040 16 0,640 16 = 10,240 |
| 0,71510=0,7016 |
3. 1 1997,71510 = 7D,7016
: 7D,7016
) 257,125(8) .
.
:
q = anqn + an-1qn-1 +... + a1q1 + a0q0 + a-1q-1 + a-2q-2 +... + a -kq-k
|
|
|
q - , q,
n+1 - ,
i - , 0 £ i < q,
k - .
257,258 = 2*82 + 5*81 + 7*80 + 2*8-1+5*8-2 = 128+40+7+0,25+0,06=175,3110
: 175,3110
) 516 .
, , , .
1. , 4 , .
2. 3 ( ), .
516 = 1010010111102 = 51368
5 1 3 6
1010 0101 1110
: 51368
) 32718 .
.
, , , .
1. , 3 , .
2. 4 ( ), .
32718 = 0110101110012 = 6916
6 9
011 010 111 001
: 6916
) 11101,112´1001,112.
.
.
 |  |
11101,11
1000,11
+ 1110111
1110111
100000100,0101
: 11101,112´1001,112=100000100,01012
2.
1. 512, 640´200, 16 . ?
:
K=640 ´ 200=128000 ;
N=16 ;
V=512
( , ) ( ).
, V=K*i, V , , , ; K () , ( , , ); i , .
|
|
|
, .
N=2i, N , i .
:
V=K*i; N=2i; m= V/V, m
16=24 i =4 /;
K=640 ´ 200=128000
V=128000*4=512000=64000=62,5
M=512/62,5=8
