4.1 | . ? |
4.2 | : = A + Bt + Ct3, A = 10 ; B = 20 /; C = -2 /3. , 0.1 , t = 4 c. |
4.3 | 1000 , , 5 c, 25 . . |
4.4 | 1.2 0.3 , . , 100 -2. |
4.5 | 100 , 2 /, . , 1) ; 2) 30? |
4.6 | 10 2 / , . , ? |
4.7 | 1 . 4 ? |
4.8 | , , 30 ; , , 1.5 . , 2 , . |
: |
1
: 2015-10-06; !; : 508 | : : , , . |