1. y = f (x) e , .
1. u = u (x), v = v (x) ,
10
20
30 .
2. .
, = (u()) .
, , u() .
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1. y = f (x) e , .
1. u = u (x), v = v (x) , 10 20 30 2. .
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: 2015-01-25; !; : 1531 | :
: - , 20 40 . - .
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