С верным решением ты станешь самым любимым в группе❤️😊
/ 2/3\
| 3 ___ / ____\ |
2/3 3 ___ 6 ___ | 1 \/ 2 *\27 + 3*\/ 69 / |
3 ____ 3 ____ / ____\ I*\/ 2 *\/ 3 *|- - + ------------------------|
2*\/ 18 + \/ 12 *\9 + \/ 69 / \ 2 12 /
x_1 = --------------------------------- + ----------------------------------------------
____________ ____________
3 / ____ 3 / ____
12*\/ 9 + \/ 69 \/ 9 + \/ 69
/ 2/3\
| 3 ___ / ____\ |
2/3 3 ___ 6 ___ |1 \/ 2 *\27 + 3*\/ 69 / |
3 ____ 3 ____ / ____\ I*\/ 2 *\/ 3 *|- - ------------------------|
2*\/ 18 + \/ 12 *\9 + \/ 69 / \2 12 /
x_2 = --------------------------------- + --------------------------------------------
____________ ____________
3 / ____ 3 / ____
12*\/ 9 + \/ 69 \/ 9 + \/ 69
2/3
3 ____ 3 ____ / ____\
- 2*\/ 18 - \/ 12 *\9 + \/ 69 /
x_3 = -----------------------------------
____________
3 / ____
6*\/ 9 + \/ 69
сумма
/ 2/3\ / 2/3\
| 3 ___ / ____\ | | 3 ___ / ____\ |
2/3 3 ___ 6 ___ | 1 \/ 2 *\27 + 3*\/ 69 / | 2/3 3 ___ 6 ___ |1 \/ 2 *\27 + 3*\/ 69 / | 2/3
3 ____ 3 ____ / ____\ I*\/ 2 *\/ 3 *|- - + ------------------------| 3 ____ 3 ____ / ____\ I*\/ 2 *\/ 3 *|- - ------------------------| 3 ____ 3 ____ / ____\
2*\/ 18 + \/ 12 *\9 + \/ 69 / \ 2 12 / 2*\/ 18 + \/ 12 *\9 + \/ 69 / \2 12 / - 2*\/ 18 - \/ 12 *\9 + \/ 69 /
--------------------------------- + ---------------------------------------------- + --------------------------------- + -------------------------------------------- + -----------------------------------
____________ ____________ ____________ ____________ ____________
3 / ____ 3 / ____ 3 / ____ 3 / ____ 3 / ____
12*\/ 9 + \/ 69 \/ 9 + \/ 69 12*\/ 9 + \/ 69 \/ 9 + \/ 69 6*\/ 9 + \/ 69
=
/ 2/3\ / 2/3\
| 3 ___ / ____\ | | 3 ___ / ____\ |
2/3 2/3 3 ___ 6 ___ |1 \/ 2 *\27 + 3*\/ 69 / | 3 ___ 6 ___ | 1 \/ 2 *\27 + 3*\/ 69 / |
3 ____ 3 ____ / ____\ 3 ____ 3 ____ / ____\ I*\/ 2 *\/ 3 *|- - ------------------------| I*\/ 2 *\/ 3 *|- - + ------------------------|
- 2*\/ 18 - \/ 12 *\9 + \/ 69 / 2*\/ 18 + \/ 12 *\9 + \/ 69 / \2 12 / \ 2 12 /
----------------------------------- + --------------------------------- + -------------------------------------------- + ----------------------------------------------
____________ ____________ ____________ ____________
3 / ____ 3 / ____ 3 / ____ 3 / ____
6*\/ 9 + \/ 69 6*\/ 9 + \/ 69 \/ 9 + \/ 69 \/ 9 + \/ 69
произведение
/ 2/3\ / 2/3\
| 3 ___ / ____\ | | 3 ___ / ____\ |
2/3 3 ___ 6 ___ | 1 \/ 2 *\27 + 3*\/ 69 / | 2/3 3 ___ 6 ___ |1 \/ 2 *\27 + 3*\/ 69 / | 2/3
3 ____ 3 ____ / ____\ I*\/ 2 *\/ 3 *|- - + ------------------------| 3 ____ 3 ____ / ____\ I*\/ 2 *\/ 3 *|- - ------------------------| 3 ____ 3 ____ / ____\
2*\/ 18 + \/ 12 *\9 + \/ 69 / \ 2 12 / 2*\/ 18 + \/ 12 *\9 + \/ 69 / \2 12 / - 2*\/ 18 - \/ 12 *\9 + \/ 69 /
--------------------------------- + ---------------------------------------------- * --------------------------------- + -------------------------------------------- * -----------------------------------
____________ ____________ ____________ ____________ ____________
3 / ____ 3 / ____ 3 / ____ 3 / ____ 3 / ____
12*\/ 9 + \/ 69 \/ 9 + \/ 69 12*\/ 9 + \/ 69 \/ 9 + \/ 69 6*\/ 9 + \/ 69
=
-1
x1 = 0.662358978622373 + 0.562279512062301*i
x2 = 0.662358978622373 - 0.562279512062301*i
x3 = -1.32471795724475
x3 = -1.32471795724475