El profesor se sorprenderá mucho al ver tu solución correcta😉
3 - x - 5*x - 9 -------------- = 15 2 x + x - 2
/ / / ________\\ / / ________\\\ / / ________\\ / / ________\\ | | |\/ 648579 || | |\/ 648579 ||| | |\/ 648579 || | |\/ 648579 || | |atan|----------|| |atan|----------||| |atan|----------|| |atan|----------|| | ____ | \ 1161 /| _____ | \ 1161 /|| ____ | \ 1161 /| _____ | \ 1161 /| | \/ 55 *cos|----------------| \/ 165 *sin|----------------|| \/ 55 *sin|----------------| \/ 165 *cos|----------------| / 1 \ | / 1 \ \ 3 / \ 3 /| \ 3 / \ 3 / x1 = -5 - 55*re|--------------------------------------------| + I*|- 55*im|--------------------------------------------| + ---------------------------- + -----------------------------| - ---------------------------- + ----------------------------- | _______________________| | | _______________________| 2 6 | 2 6 |/ ___\ / ________ | | |/ ___\ / ________ | | || 1 I*\/ 3 | / 3483 3*I*\/ 648579 | | || 1 I*\/ 3 | / 3483 3*I*\/ 648579 | | ||- - - -------|*3 / ---- + -------------- | | ||- - - -------|*3 / ---- + -------------- | | \\ 2 2 / \/ 2 2 / \ \\ 2 2 / \/ 2 2 / /
/ / / ________\\ / / ________\\\ / / ________\\ / / ________\\ | | |\/ 648579 || | |\/ 648579 ||| | |\/ 648579 || | |\/ 648579 || | |atan|----------|| |atan|----------||| |atan|----------|| |atan|----------|| | ____ | \ 1161 /| _____ | \ 1161 /|| ____ | \ 1161 /| _____ | \ 1161 /| | \/ 55 *cos|----------------| \/ 165 *sin|----------------|| \/ 55 *sin|----------------| \/ 165 *cos|----------------| / 1 \ | / 1 \ \ 3 / \ 3 /| \ 3 / \ 3 / x2 = -5 - 55*re|--------------------------------------------| + I*|- 55*im|--------------------------------------------| - ---------------------------- + -----------------------------| + ---------------------------- + ----------------------------- | _______________________| | | _______________________| 2 6 | 2 6 |/ ___\ / ________ | | |/ ___\ / ________ | | || 1 I*\/ 3 | / 3483 3*I*\/ 648579 | | || 1 I*\/ 3 | / 3483 3*I*\/ 648579 | | ||- - + -------|*3 / ---- + -------------- | | ||- - + -------|*3 / ---- + -------------- | | \\ 2 2 / \/ 2 2 / \ \\ 2 2 / \/ 2 2 / /
_______________________ / ________ / 3483 3*I*\/ 648579 3 / ---- + -------------- 55 \/ 2 2 x3 = -5 - ---------------------------- - ---------------------------- _______________________ 3 / ________ / 3483 3*I*\/ 648579 3 / ---- + -------------- \/ 2 2
x3 = -5 - (3483/2 + 3*sqrt(648579)*i/2)^(1/3)/3 - 55/(3483/2 + 3*sqrt(648579)*i/2)^(1/3)
suma
/ / / ________\\ / / ________\\\ / / ________\\ / / ________\\ / / / ________\\ / / ________\\\ / / ________\\ / / ________\\ | | |\/ 648579 || | |\/ 648579 ||| | |\/ 648579 || | |\/ 648579 || | | |\/ 648579 || | |\/ 648579 ||| | |\/ 648579 || | |\/ 648579 || _______________________ | |atan|----------|| |atan|----------||| |atan|----------|| |atan|----------|| | |atan|----------|| |atan|----------||| |atan|----------|| |atan|----------|| / ________ | ____ | \ 1161 /| _____ | \ 1161 /|| ____ | \ 1161 /| _____ | \ 1161 /| | ____ | \ 1161 /| _____ | \ 1161 /|| ____ | \ 1161 /| _____ | \ 1161 /| / 3483 3*I*\/ 648579 | \/ 55 *cos|----------------| \/ 165 *sin|----------------|| \/ 55 *sin|----------------| \/ 165 *cos|----------------| | \/ 55 *cos|----------------| \/ 165 *sin|----------------|| \/ 55 *sin|----------------| \/ 165 *cos|----------------| 3 / ---- + -------------- / 1 \ | / 1 \ \ 3 / \ 3 /| \ 3 / \ 3 / / 1 \ | / 1 \ \ 3 / \ 3 /| \ 3 / \ 3 / 55 \/ 2 2 -5 - 55*re|--------------------------------------------| + I*|- 55*im|--------------------------------------------| + ---------------------------- + -----------------------------| - ---------------------------- + ----------------------------- + -5 - 55*re|--------------------------------------------| + I*|- 55*im|--------------------------------------------| - ---------------------------- + -----------------------------| + ---------------------------- + ----------------------------- + -5 - ---------------------------- - ---------------------------- | _______________________| | | _______________________| 2 6 | 2 6 | _______________________| | | _______________________| 2 6 | 2 6 _______________________ 3 |/ ___\ / ________ | | |/ ___\ / ________ | | |/ ___\ / ________ | | |/ ___\ / ________ | | / ________ || 1 I*\/ 3 | / 3483 3*I*\/ 648579 | | || 1 I*\/ 3 | / 3483 3*I*\/ 648579 | | || 1 I*\/ 3 | / 3483 3*I*\/ 648579 | | || 1 I*\/ 3 | / 3483 3*I*\/ 648579 | | / 3483 3*I*\/ 648579 ||- - - -------|*3 / ---- + -------------- | | ||- - - -------|*3 / ---- + -------------- | | ||- - + -------|*3 / ---- + -------------- | | ||- - + -------|*3 / ---- + -------------- | | 3 / ---- + -------------- \\ 2 2 / \/ 2 2 / \ \\ 2 2 / \/ 2 2 / / \\ 2 2 / \/ 2 2 / \ \\ 2 2 / \/ 2 2 / / \/ 2 2
=
/ / / ________\\ / / ________\\\ / / / ________\\ / / ________\\\ / / ________\\ _______________________ | | |\/ 648579 || | |\/ 648579 ||| | | |\/ 648579 || | |\/ 648579 ||| | |\/ 648579 || / ________ | |atan|----------|| |atan|----------||| | |atan|----------|| |atan|----------||| |atan|----------|| / 3483 3*I*\/ 648579 | ____ | \ 1161 /| _____ | \ 1161 /|| | ____ | \ 1161 /| _____ | \ 1161 /|| _____ | \ 1161 /| 3 / ---- + -------------- | \/ 55 *cos|----------------| \/ 165 *sin|----------------|| | \/ 55 *cos|----------------| \/ 165 *sin|----------------|| \/ 165 *cos|----------------| 55 / 1 \ / 1 \ \/ 2 2 | / 1 \ \ 3 / \ 3 /| | / 1 \ \ 3 / \ 3 /| \ 3 / -15 - ---------------------------- - 55*re|--------------------------------------------| - 55*re|--------------------------------------------| - ---------------------------- + I*|- 55*im|--------------------------------------------| - ---------------------------- + -----------------------------| + I*|- 55*im|--------------------------------------------| + ---------------------------- + -----------------------------| + ----------------------------- _______________________ | _______________________| | _______________________| 3 | | _______________________| 2 6 | | | _______________________| 2 6 | 3 / ________ |/ ___\ / ________ | |/ ___\ / ________ | | |/ ___\ / ________ | | | |/ ___\ / ________ | | / 3483 3*I*\/ 648579 || 1 I*\/ 3 | / 3483 3*I*\/ 648579 | || 1 I*\/ 3 | / 3483 3*I*\/ 648579 | | || 1 I*\/ 3 | / 3483 3*I*\/ 648579 | | | || 1 I*\/ 3 | / 3483 3*I*\/ 648579 | | 3 / ---- + -------------- ||- - + -------|*3 / ---- + -------------- | ||- - - -------|*3 / ---- + -------------- | | ||- - + -------|*3 / ---- + -------------- | | | ||- - - -------|*3 / ---- + -------------- | | \/ 2 2 \\ 2 2 / \/ 2 2 / \\ 2 2 / \/ 2 2 / \ \\ 2 2 / \/ 2 2 / / \ \\ 2 2 / \/ 2 2 / /
producto
/ / / / ________\\ / / ________\\\ / / ________\\ / / ________\\\ / / / / ________\\ / / ________\\\ / / ________\\ / / ________\\\ | | | |\/ 648579 || | |\/ 648579 ||| | |\/ 648579 || | |\/ 648579 ||| | | | |\/ 648579 || | |\/ 648579 ||| | |\/ 648579 || | |\/ 648579 ||| / _______________________\ | | |atan|----------|| |atan|----------||| |atan|----------|| |atan|----------||| | | |atan|----------|| |atan|----------||| |atan|----------|| |atan|----------||| | / ________ | | | ____ | \ 1161 /| _____ | \ 1161 /|| ____ | \ 1161 /| _____ | \ 1161 /|| | | ____ | \ 1161 /| _____ | \ 1161 /|| ____ | \ 1161 /| _____ | \ 1161 /|| | / 3483 3*I*\/ 648579 | | | \/ 55 *cos|----------------| \/ 165 *sin|----------------|| \/ 55 *sin|----------------| \/ 165 *cos|----------------|| | | \/ 55 *cos|----------------| \/ 165 *sin|----------------|| \/ 55 *sin|----------------| \/ 165 *cos|----------------|| | 3 / ---- + -------------- | | / 1 \ | / 1 \ \ 3 / \ 3 /| \ 3 / \ 3 /| | / 1 \ | / 1 \ \ 3 / \ 3 /| \ 3 / \ 3 /| | 55 \/ 2 2 | |-5 - 55*re|--------------------------------------------| + I*|- 55*im|--------------------------------------------| + ---------------------------- + -----------------------------| - ---------------------------- + -----------------------------|*|-5 - 55*re|--------------------------------------------| + I*|- 55*im|--------------------------------------------| - ---------------------------- + -----------------------------| + ---------------------------- + -----------------------------|*|-5 - ---------------------------- - ----------------------------| | | _______________________| | | _______________________| 2 6 | 2 6 | | | _______________________| | | _______________________| 2 6 | 2 6 | | _______________________ 3 | | |/ ___\ / ________ | | |/ ___\ / ________ | | | | |/ ___\ / ________ | | |/ ___\ / ________ | | | | / ________ | | || 1 I*\/ 3 | / 3483 3*I*\/ 648579 | | || 1 I*\/ 3 | / 3483 3*I*\/ 648579 | | | | || 1 I*\/ 3 | / 3483 3*I*\/ 648579 | | || 1 I*\/ 3 | / 3483 3*I*\/ 648579 | | | | / 3483 3*I*\/ 648579 | | ||- - - -------|*3 / ---- + -------------- | | ||- - - -------|*3 / ---- + -------------- | | | | ||- - + -------|*3 / ---- + -------------- | | ||- - + -------|*3 / ---- + -------------- | | | | 3 / ---- + -------------- | \ \\ 2 2 / \/ 2 2 / \ \\ 2 2 / \/ 2 2 / / / \ \\ 2 2 / \/ 2 2 / \ \\ 2 2 / \/ 2 2 / / / \ \/ 2 2 /
=
/ / / ________\\ / / ________\\\ | | |\/ 648579 || | |\/ 648579 ||| / _______________________ / _______________________\\ | |2*atan|----------|| |atan|----------||| 2/3 | 3 ___ 3 / ________ | 2/3 3 / ________ || | | \ 1161 /| _____ | \ 1161 /|| 3 *\330*\/ 2 + \/ 3483 + 3*I*\/ 648579 *\30 + 2 *\/ 3483 + 3*I*\/ 648579 //*|-240 - 1320*cos|------------------| + 120*\/ 165 *cos|----------------|| \ \ 3 / \ 3 // -------------------------------------------------------------------------------------------------------------------------------------------------------------- _____________________ 3 / ________ 648*\/ 1161 + I*\/ 648579
3^(2/3)*(330*2^(1/3) + (3483 + 3*i*sqrt(648579))^(1/3)*(30 + 2^(2/3)*(3483 + 3*i*sqrt(648579))^(1/3)))*(-240 - 1320*cos(2*atan(sqrt(648579)/1161)/3) + 120*sqrt(165)*cos(atan(sqrt(648579)/1161)/3))/(648*(1161 + i*sqrt(648579))^(1/3))
x1 = -2.2944688203985 + 0.e-19*i
x2 = 0.683574067801994 + 0.e-20*i
x3 = -13.3891052474035 + 0.e-22*i
x3 = -13.3891052474035 + 0.e-22*i