1.1. = 4 . 9 . , .
1. .
.
1.2. = 4 . 30 . , .
2. .
, .
1.3. = 9 , = 4 . . , .
3. .
. , . , , , , - .
1.4. = 6 , = 4 . . .
4. .
2 , 4 . . , , . 6 / 2 = 3 . 3 (4-3) = 2 .
1.5 = 4 . .
5. .
, . ( = 0).
1.6. (FTone) =25 . (Fsam) = 10 . . .
6. .
, . 25 5 . , , - ( 6 ).