Предмет: Математика, автор: 33ctg

Знайти найбільше та найменше значення функції

Приложения:

Ответы

Автор ответа: nastakomandir211
0

Ответ:

Полученные точки принадлежат заданному отрезку. Поэтому найдем значения функции на концах отрезка и в этих точках.

(

2

)

=

2

(

2

)

3

3

(

2

)

2

12

(

2

)

1

=

16

12

+

24

1

=

5

;

(

1

)

=

2

(

1

)

3

3

(

1

)

2

12

(

1

)

1

=

2

3

+

12

1

=

6

;

(

2

)

=

2

2

3

3

2

2

12

2

1

=

16

12

24

1

=

21

;

(

3

)

=

2

3

3

3

3

2

12

3

1

=

54

27

36

1

=

10.

y(−2)=2∗(−2)

3

−3∗(−2)

2

−12∗(−2)−1=−16−12+24−1=−5;

y(−1)=2∗(−1)

3

−3∗(−1)

2

−12∗(−1)−1=−2−3+12−1=6;

y(2)=2∗2

3

−3∗2

2

−12∗2−1=16−12−24−1=−21;

y(3)=2∗3

3

−3∗3

2

−12∗3−1=54−27−36−1=−10.

Тогда наибольшее значение данной функции на заданном отрезке 6, а наименьшее -21


nastakomandir211: аааа блин,не знаю что с цифрами в начале
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