Найду корень уравнения: x^8=-36
___________ ___________
/ ___ / ___
4 ___ / 1 \/ 2 4 ___ / 1 \/ 2
x1 = - \/ 6 * / - - ----- + I*\/ 6 * / - + -----
\/ 2 4 \/ 2 4 ___________ ___________
/ ___ / ___
4 ___ / 1 \/ 2 4 ___ / 1 \/ 2
x2 = \/ 6 * / - - ----- - I*\/ 6 * / - + -----
\/ 2 4 \/ 2 4 ___________ ___________
/ ___ / ___
4 ___ / 1 \/ 2 4 ___ / 1 \/ 2
x3 = - \/ 6 * / - + ----- - I*\/ 6 * / - - -----
\/ 2 4 \/ 2 4 ___________ ___________
/ ___ / ___
4 ___ / 1 \/ 2 4 ___ / 1 \/ 2
x4 = \/ 6 * / - + ----- + I*\/ 6 * / - - -----
\/ 2 4 \/ 2 4 / ___________ ___________\ ___________ ___________
| / ___ / ___ | / ___ / ___
| 3/4 4 ___ / 1 \/ 2 3/4 4 ___ / 1 \/ 2 | 3/4 4 ___ / 1 \/ 2 3/4 4 ___ / 1 \/ 2
|2 *\/ 3 * / - - ----- 2 *\/ 3 * / - + ----- | 2 *\/ 3 * / - + ----- 2 *\/ 3 * / - - -----
| \/ 2 4 \/ 2 4 | \/ 2 4 \/ 2 4
x5 = I*|--------------------------- + ---------------------------| + --------------------------- - ---------------------------
\ 2 2 / 2 2 / ___________ ___________\ ___________ ___________
| / ___ / ___ | / ___ / ___
| 3/4 4 ___ / 1 \/ 2 3/4 4 ___ / 1 \/ 2 | 3/4 4 ___ / 1 \/ 2 3/4 4 ___ / 1 \/ 2
|2 *\/ 3 * / - - ----- 2 *\/ 3 * / - + ----- | 2 *\/ 3 * / - - ----- 2 *\/ 3 * / - + -----
| \/ 2 4 \/ 2 4 | \/ 2 4 \/ 2 4
x6 = I*|--------------------------- - ---------------------------| + --------------------------- + ---------------------------
\ 2 2 / 2 2 / ___________ ___________\ ___________ ___________
| / ___ / ___ | / ___ / ___
| 3/4 4 ___ / 1 \/ 2 3/4 4 ___ / 1 \/ 2 | 3/4 4 ___ / 1 \/ 2 3/4 4 ___ / 1 \/ 2
|2 *\/ 3 * / - + ----- 2 *\/ 3 * / - - ----- | 2 *\/ 3 * / - - ----- 2 *\/ 3 * / - + -----
| \/ 2 4 \/ 2 4 | \/ 2 4 \/ 2 4
x7 = I*|--------------------------- - ---------------------------| - --------------------------- - ---------------------------
\ 2 2 / 2 2 / ___________ ___________\ ___________ ___________
| / ___ / ___ | / ___ / ___
| 3/4 4 ___ / 1 \/ 2 3/4 4 ___ / 1 \/ 2 | 3/4 4 ___ / 1 \/ 2 3/4 4 ___ / 1 \/ 2
| 2 *\/ 3 * / - - ----- 2 *\/ 3 * / - + ----- | 2 *\/ 3 * / - - ----- 2 *\/ 3 * / - + -----
| \/ 2 4 \/ 2 4 | \/ 2 4 \/ 2 4
x8 = I*|- --------------------------- - ---------------------------| + --------------------------- - ---------------------------
\ 2 2 / 2 2 сумма
/ ___________ ___________\ ___________ ___________ / ___________ ___________\ ___________ ___________ / ___________ ___________\ ___________ ___________ / ___________ ___________\ ___________ ___________
| / ___ / ___ | / ___ / ___ | / ___ / ___ | / ___ / ___ | / ___ / ___ | / ___ / ___ | / ___ / ___ | / ___ / ___
___________ ___________ ___________ ___________ ___________ ___________ ___________ ___________ | 3/4 4 ___ / 1 \/ 2 3/4 4 ___ / 1 \/ 2 | 3/4 4 ___ / 1 \/ 2 3/4 4 ___ / 1 \/ 2 | 3/4 4 ___ / 1 \/ 2 3/4 4 ___ / 1 \/ 2 | 3/4 4 ___ / 1 \/ 2 3/4 4 ___ / 1 \/ 2 | 3/4 4 ___ / 1 \/ 2 3/4 4 ___ / 1 \/ 2 | 3/4 4 ___ / 1 \/ 2 3/4 4 ___ / 1 \/ 2 | 3/4 4 ___ / 1 \/ 2 3/4 4 ___ / 1 \/ 2 | 3/4 4 ___ / 1 \/ 2 3/4 4 ___ / 1 \/ 2
/ ___ / ___ / ___ / ___ / ___ / ___ / ___ / ___ |2 *\/ 3 * / - - ----- 2 *\/ 3 * / - + ----- | 2 *\/ 3 * / - + ----- 2 *\/ 3 * / - - ----- |2 *\/ 3 * / - - ----- 2 *\/ 3 * / - + ----- | 2 *\/ 3 * / - - ----- 2 *\/ 3 * / - + ----- |2 *\/ 3 * / - + ----- 2 *\/ 3 * / - - ----- | 2 *\/ 3 * / - - ----- 2 *\/ 3 * / - + ----- | 2 *\/ 3 * / - - ----- 2 *\/ 3 * / - + ----- | 2 *\/ 3 * / - - ----- 2 *\/ 3 * / - + -----
4 ___ / 1 \/ 2 4 ___ / 1 \/ 2 4 ___ / 1 \/ 2 4 ___ / 1 \/ 2 4 ___ / 1 \/ 2 4 ___ / 1 \/ 2 4 ___ / 1 \/ 2 4 ___ / 1 \/ 2 | \/ 2 4 \/ 2 4 | \/ 2 4 \/ 2 4 | \/ 2 4 \/ 2 4 | \/ 2 4 \/ 2 4 | \/ 2 4 \/ 2 4 | \/ 2 4 \/ 2 4 | \/ 2 4 \/ 2 4 | \/ 2 4 \/ 2 4
0 + - \/ 6 * / - - ----- + I*\/ 6 * / - + ----- + \/ 6 * / - - ----- - I*\/ 6 * / - + ----- + - \/ 6 * / - + ----- - I*\/ 6 * / - - ----- + \/ 6 * / - + ----- + I*\/ 6 * / - - ----- + I*|--------------------------- + ---------------------------| + --------------------------- - --------------------------- + I*|--------------------------- - ---------------------------| + --------------------------- + --------------------------- + I*|--------------------------- - ---------------------------| - --------------------------- - --------------------------- + I*|- --------------------------- - ---------------------------| + --------------------------- - ---------------------------
\/ 2 4 \/ 2 4 \/ 2 4 \/ 2 4 \/ 2 4 \/ 2 4 \/ 2 4 \/ 2 4 \ 2 2 / 2 2 \ 2 2 / 2 2 \ 2 2 / 2 2 \ 2 2 / 2 2 =
/ ___________ ___________\ / ___________ ___________\ / ___________ ___________\ / ___________ ___________\ | / ___ / ___ | | / ___ / ___ | | / ___ / ___ | | / ___ / ___ | | 3/4 4 ___ / 1 \/ 2 3/4 4 ___ / 1 \/ 2 | | 3/4 4 ___ / 1 \/ 2 3/4 4 ___ / 1 \/ 2 | | 3/4 4 ___ / 1 \/ 2 3/4 4 ___ / 1 \/ 2 | | 3/4 4 ___ / 1 \/ 2 3/4 4 ___ / 1 \/ 2 | |2 *\/ 3 * / - - ----- 2 *\/ 3 * / - + ----- | |2 *\/ 3 * / - - ----- 2 *\/ 3 * / - + ----- | |2 *\/ 3 * / - + ----- 2 *\/ 3 * / - - ----- | | 2 *\/ 3 * / - - ----- 2 *\/ 3 * / - + ----- | | \/ 2 4 \/ 2 4 | | \/ 2 4 \/ 2 4 | | \/ 2 4 \/ 2 4 | | \/ 2 4 \/ 2 4 | I*|--------------------------- + ---------------------------| + I*|--------------------------- - ---------------------------| + I*|--------------------------- - ---------------------------| + I*|- --------------------------- - ---------------------------| \ 2 2 / \ 2 2 / \ 2 2 / \ 2 2 /
произведение
/ / ___________ ___________\ ___________ ___________\ / / ___________ ___________\ ___________ ___________\ / / ___________ ___________\ ___________ ___________\ / / ___________ ___________\ ___________ ___________\
| | / ___ / ___ | / ___ / ___ | | | / ___ / ___ | / ___ / ___ | | | / ___ / ___ | / ___ / ___ | | | / ___ / ___ | / ___ / ___ |
/ ___________ ___________\ / ___________ ___________\ / ___________ ___________\ / ___________ ___________\ | | 3/4 4 ___ / 1 \/ 2 3/4 4 ___ / 1 \/ 2 | 3/4 4 ___ / 1 \/ 2 3/4 4 ___ / 1 \/ 2 | | | 3/4 4 ___ / 1 \/ 2 3/4 4 ___ / 1 \/ 2 | 3/4 4 ___ / 1 \/ 2 3/4 4 ___ / 1 \/ 2 | | | 3/4 4 ___ / 1 \/ 2 3/4 4 ___ / 1 \/ 2 | 3/4 4 ___ / 1 \/ 2 3/4 4 ___ / 1 \/ 2 | | | 3/4 4 ___ / 1 \/ 2 3/4 4 ___ / 1 \/ 2 | 3/4 4 ___ / 1 \/ 2 3/4 4 ___ / 1 \/ 2 |
| / ___ / ___ | | / ___ / ___ | | / ___ / ___ | | / ___ / ___ | | |2 *\/ 3 * / - - ----- 2 *\/ 3 * / - + ----- | 2 *\/ 3 * / - + ----- 2 *\/ 3 * / - - ----- | | |2 *\/ 3 * / - - ----- 2 *\/ 3 * / - + ----- | 2 *\/ 3 * / - - ----- 2 *\/ 3 * / - + ----- | | |2 *\/ 3 * / - + ----- 2 *\/ 3 * / - - ----- | 2 *\/ 3 * / - - ----- 2 *\/ 3 * / - + ----- | | | 2 *\/ 3 * / - - ----- 2 *\/ 3 * / - + ----- | 2 *\/ 3 * / - - ----- 2 *\/ 3 * / - + ----- |
| 4 ___ / 1 \/ 2 4 ___ / 1 \/ 2 | |4 ___ / 1 \/ 2 4 ___ / 1 \/ 2 | | 4 ___ / 1 \/ 2 4 ___ / 1 \/ 2 | |4 ___ / 1 \/ 2 4 ___ / 1 \/ 2 | | | \/ 2 4 \/ 2 4 | \/ 2 4 \/ 2 4 | | | \/ 2 4 \/ 2 4 | \/ 2 4 \/ 2 4 | | | \/ 2 4 \/ 2 4 | \/ 2 4 \/ 2 4 | | | \/ 2 4 \/ 2 4 | \/ 2 4 \/ 2 4 |
1*|- \/ 6 * / - - ----- + I*\/ 6 * / - + ----- |*|\/ 6 * / - - ----- - I*\/ 6 * / - + ----- |*|- \/ 6 * / - + ----- - I*\/ 6 * / - - ----- |*|\/ 6 * / - + ----- + I*\/ 6 * / - - ----- |*|I*|--------------------------- + ---------------------------| + --------------------------- - ---------------------------|*|I*|--------------------------- - ---------------------------| + --------------------------- + ---------------------------|*|I*|--------------------------- - ---------------------------| - --------------------------- - ---------------------------|*|I*|- --------------------------- - ---------------------------| + --------------------------- - ---------------------------|
\ \/ 2 4 \/ 2 4 / \ \/ 2 4 \/ 2 4 / \ \/ 2 4 \/ 2 4 / \ \/ 2 4 \/ 2 4 / \ \ 2 2 / 2 2 / \ \ 2 2 / 2 2 / \ \ 2 2 / 2 2 / \ \ 2 2 / 2 2 /=
36
x1 = -0.598931939044121 - 1.44594961017873*i
x2 = -1.44594961017873 + 0.598931939044121*i
x3 = 1.44594961017873 + 0.598931939044121*i
x4 = 0.598931939044121 - 1.44594961017873*i
x5 = -1.44594961017873 - 0.598931939044121*i
x6 = -0.598931939044121 + 1.44594961017873*i
x7 = 1.44594961017873 - 0.598931939044121*i
x8 = 0.598931939044121 + 1.44594961017873*i
![Решите уравнение x^8=-36 (х в степени 8 равно минус 36) - Найдите корень уравнения подробно по-шагам. [Есть ответ!] x^8=-36 (уравнение) /media/krcore-image-pods/hash/equation/3/ec/5f2e1c5c2f7428a109cd7573634d4.png](/media/krcore-image-pods/hash/equation/3/ec/5f2e1c5c2f7428a109cd7573634d4.png)