() .

1. .

3 , . 1 , 0 -- . ?


64. 4. , .


: 10 6 9
: 3648

30

2. ޣ .

. , , . ?


20 . .


:


: 4

30

3. .

+, -, *, /. , ( 2 ). , \frac{1+\frac{1}{a}}{\frac{1}{3}-b}, 4.


. '/' 2 , - , - . . , , , ( ). ( ) . .


: (1+1/a)/(1/3-b)
: 4

40

: 100.


.

1. -.

.

- 3x3. . "". , ң, , , . , , .

. , "" ""?


9- . , - .

.

7 8 9
4 5 6
1 2 3
. , , .
X 0 X
0 X 0
X 0 X

, "".

.


: 123456789
: X

30

2. x | a = b.

| . a|b , a b , , :
0|0=0, 1|0=1, 0|1=1, 1|1=0.


x|a=b.

a b, x.


:
a=10
b=3
: x=9

30

3. .

+, -, *, /. , ( 2 ). , \displaystyle\frac{1+\frac{1}{a}}{\frac{1}{3}-b}, 4.


.

'/' 2 , - , - . . , , , ( ). ( ) . .


: (1+1/a)/(1/3-b)
: 4
\end{example}

40

: 100.


E-mail: pvv@ uni. udm. ru
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