6.1 | 1.5 . , - . 50 /. . |
6.2 | 0.3 : = A + Bt + Ct3, A = 3 ; B = -1 /; C = 0.1 /3. , t = 10 c. |
6.3 | = 25. 2 1.7 . . |
6.4 | 10 10 , 4 /. . |
6.5 | 0.5 3 . . |
6.6 | . 40 . . |
6.7 | , = 15 , 30 /. . |
6.8 | 15 /. 1.2 . , 20 30 . |
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1
: 2015-10-06; !; : 637 | : : , , |