Сумма и произведение корней
[src] ______________ / ______________ \ ______________ / ______________ \
/ ____ | / ____ | / ____ | / ____ |
/ 5*\/ 66 | ___ / 5*\/ 66 | / 5*\/ 66 | ___ / 5*\/ 66 | ______________
3 / 5 + -------- | \/ 3 *3 / 5 + -------- ___ | 3 / 5 + -------- |\/ 3 *3 / 5 + -------- ___ | / ____
5 \/ 9 | \/ 9 5*\/ 3 | 5 \/ 9 | \/ 9 5*\/ 3 | / 5*\/ 66 5
3 + 1 - --------------------- - ------------------- + I*|- ------------------------- + ---------------------| + 1 - --------------------- - ------------------- + I*|------------------------- - ---------------------| + 1 + 3 / 5 + -------- + ---------------------
______________ 2 | 2 ______________| ______________ 2 | 2 ______________| \/ 9 ______________
/ ____ | / ____ | / ____ | / ____ | / ____
/ 5*\/ 66 | / 5*\/ 66 | / 5*\/ 66 | / 5*\/ 66 | / 5*\/ 66
6*3 / 5 + -------- | 6*3 / 5 + -------- | 6*3 / 5 + -------- | 6*3 / 5 + -------- | 3*3 / 5 + --------
\/ 9 \ \/ 9 / \/ 9 \ \/ 9 / \/ 9 $$\left(\frac{5}{3 \sqrt[3]{\frac{5 \sqrt{66}}{9} + 5}} + 1 + \sqrt[3]{\frac{5 \sqrt{66}}{9} + 5}\right) + \left(\left(3 + \left(- \frac{\sqrt[3]{\frac{5 \sqrt{66}}{9} + 5}}{2} - \frac{5}{6 \sqrt[3]{\frac{5 \sqrt{66}}{9} + 5}} + 1 + i \left(- \frac{\sqrt{3} \sqrt[3]{\frac{5 \sqrt{66}}{9} + 5}}{2} + \frac{5 \sqrt{3}}{6 \sqrt[3]{\frac{5 \sqrt{66}}{9} + 5}}\right)\right)\right) + \left(- \frac{\sqrt[3]{\frac{5 \sqrt{66}}{9} + 5}}{2} - \frac{5}{6 \sqrt[3]{\frac{5 \sqrt{66}}{9} + 5}} + 1 + i \left(- \frac{5 \sqrt{3}}{6 \sqrt[3]{\frac{5 \sqrt{66}}{9} + 5}} + \frac{\sqrt{3} \sqrt[3]{\frac{5 \sqrt{66}}{9} + 5}}{2}\right)\right)\right)$$
/ ______________ \ / ______________ \
| / ____ | | / ____ |
| ___ / 5*\/ 66 | | ___ / 5*\/ 66 |
|\/ 3 *3 / 5 + -------- ___ | | \/ 3 *3 / 5 + -------- ___ |
| \/ 9 5*\/ 3 | | \/ 9 5*\/ 3 |
6 + I*|------------------------- - ---------------------| + I*|- ------------------------- + ---------------------|
| 2 ______________| | 2 ______________|
| / ____ | | / ____ |
| / 5*\/ 66 | | / 5*\/ 66 |
| 6*3 / 5 + -------- | | 6*3 / 5 + -------- |
\ \/ 9 / \ \/ 9 /$$6 + i \left(- \frac{\sqrt{3} \sqrt[3]{\frac{5 \sqrt{66}}{9} + 5}}{2} + \frac{5 \sqrt{3}}{6 \sqrt[3]{\frac{5 \sqrt{66}}{9} + 5}}\right) + i \left(- \frac{5 \sqrt{3}}{6 \sqrt[3]{\frac{5 \sqrt{66}}{9} + 5}} + \frac{\sqrt{3} \sqrt[3]{\frac{5 \sqrt{66}}{9} + 5}}{2}\right)$$
/ ______________ / ______________ \\ / ______________ / ______________ \\
| / ____ | / ____ || | / ____ | / ____ ||
| / 5*\/ 66 | ___ / 5*\/ 66 || | / 5*\/ 66 | ___ / 5*\/ 66 || / ______________ \
| 3 / 5 + -------- | \/ 3 *3 / 5 + -------- ___ || | 3 / 5 + -------- |\/ 3 *3 / 5 + -------- ___ || | / ____ |
| 5 \/ 9 | \/ 9 5*\/ 3 || | 5 \/ 9 | \/ 9 5*\/ 3 || | / 5*\/ 66 5 |
3*|1 - --------------------- - ------------------- + I*|- ------------------------- + ---------------------||*|1 - --------------------- - ------------------- + I*|------------------------- - ---------------------||*|1 + 3 / 5 + -------- + ---------------------|
| ______________ 2 | 2 ______________|| | ______________ 2 | 2 ______________|| | \/ 9 ______________|
| / ____ | / ____ || | / ____ | / ____ || | / ____ |
| / 5*\/ 66 | / 5*\/ 66 || | / 5*\/ 66 | / 5*\/ 66 || | / 5*\/ 66 |
| 6*3 / 5 + -------- | 6*3 / 5 + -------- || | 6*3 / 5 + -------- | 6*3 / 5 + -------- || | 3*3 / 5 + -------- |
\ \/ 9 \ \/ 9 // \ \/ 9 \ \/ 9 // \ \/ 9 /
$$\left(- \frac{\sqrt[3]{\frac{5 \sqrt{66}}{9} + 5}}{2} - \frac{5}{6 \sqrt[3]{\frac{5 \sqrt{66}}{9} + 5}} + 1 + i \left(- \frac{5 \sqrt{3}}{6 \sqrt[3]{\frac{5 \sqrt{66}}{9} + 5}} + \frac{\sqrt{3} \sqrt[3]{\frac{5 \sqrt{66}}{9} + 5}}{2}\right)\right) 3 \left(- \frac{\sqrt[3]{\frac{5 \sqrt{66}}{9} + 5}}{2} - \frac{5}{6 \sqrt[3]{\frac{5 \sqrt{66}}{9} + 5}} + 1 + i \left(- \frac{\sqrt{3} \sqrt[3]{\frac{5 \sqrt{66}}{9} + 5}}{2} + \frac{5 \sqrt{3}}{6 \sqrt[3]{\frac{5 \sqrt{66}}{9} + 5}}\right)\right) \left(\frac{5}{3 \sqrt[3]{\frac{5 \sqrt{66}}{9} + 5}} + 1 + \sqrt[3]{\frac{5 \sqrt{66}}{9} + 5}\right)$$