Математика: Типовые расчеты по курсу для студентов экономических специальностей. Исаев Г.П. - 61 стр.

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         ⎧0 , x ≤ 3 ,                      ⎧0 , x ≤ 0 ,
         ⎪x − 3                            ⎪ 2
         ⎪                                 ⎪x
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3. F x = ⎨      , 3 < x ≤ 6,          ( )
                                  4. F x = ⎨    , 0 < x ≤ 14 ,
         ⎪ 6                               ⎪196
         ⎪⎩1 , x > 6 .                     ⎪1, x > 14 .
                                           ⎩


            ⎧0 , x ≤ 0 ,                      ⎧0 , x ≤ 0 ,
            ⎪ 2                               ⎪ 2
            ⎪x                                ⎪x
5. F (x ) = ⎨    , 0 < x ≤ 12 ,   6. F (x ) = ⎨    , 0 < x ≤ 10 ,
            ⎪144                              ⎪100
            ⎪1, x > 12 .                      ⎪1, x > 10 .
            ⎩                                 ⎩


            ⎧0 , x ≤ 0 ,                      ⎧0 , x ≤ 0 ,
            ⎪ 2                               ⎪ 2
            ⎪x                                ⎪x
7. F (x ) = ⎨    , 0 < x ≤ 11 ,   8. F (x ) = ⎨     , 0 < x ≤ 18 ,
            ⎪121                              ⎪ 324
            ⎪1 , x > 11.                      ⎪1, x > 18 .
            ⎩                                 ⎩


            ⎧0 , x ≤ 0 ,                       ⎧0 , x ≤ 0 ,
            ⎪ 2                                ⎪ 2
            ⎪x                                 ⎪x
9. F (x ) = ⎨ , 0 < x ≤ 8 ,       10. F (x ) = ⎨ , 0 < x ≤ 6 ,
            ⎪ 64                               ⎪ 36
            ⎪1 , x > 8 .                       ⎪1 , x > 6 .
            ⎩                                  ⎩


             ⎧0 , x ≤ 0 ,                      ⎧0 , x ≤ 2 ,
             ⎪ 2                               ⎪x
             ⎪x                                ⎪
11. F (x ) = ⎨ , 0 < x ≤ 4 ,      12. F (x ) = ⎨ − 1 , 2 < x ≤ 4 ,
             ⎪ 16                              ⎪2
             ⎪⎩1 , x > 4 .                     ⎩⎪1 , x > 4 .




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