El profesor se sorprenderá mucho al ver tu solución correcta😉
/ 4 \ | x | cos|--- + 3| = 0 \100 /
suma
___________ ___________ ________ ________ ________ ________ ________ ________ ________ ________ ___________ ___________ ____ / 3*pi ____ / 3*pi ___ / pi ___ / pi ___ / pi ___ / pi ___ / pi ___ / pi ___ / pi ___ / pi ____ / 3*pi ____ / 3*pi - \/ 10 *4 / -3 + ---- + \/ 10 *4 / -3 + ---- + - \/ 5 *4 / 3 - -- - I*\/ 5 *4 / 3 - -- + \/ 5 *4 / 3 - -- + I*\/ 5 *4 / 3 - -- + \/ 5 *4 / 3 - -- - I*\/ 5 *4 / 3 - -- + - \/ 5 *4 / 3 - -- + I*\/ 5 *4 / 3 - -- - I*\/ 10 *4 / -3 + ---- + I*\/ 10 *4 / -3 + ---- \/ 2 \/ 2 \/ 2 \/ 2 \/ 2 \/ 2 \/ 2 \/ 2 \/ 2 \/ 2 \/ 2 \/ 2
=
0
producto
___________ ___________ / ________ ________\ / ________ ________\ / ________ ________\ / ________ ________\ / ___________\ ___________ ____ / 3*pi ____ / 3*pi | ___ / pi ___ / pi | | ___ / pi ___ / pi | | ___ / pi ___ / pi | | ___ / pi ___ / pi | | ____ / 3*pi | ____ / 3*pi -\/ 10 *4 / -3 + ---- *\/ 10 *4 / -3 + ---- *|- \/ 5 *4 / 3 - -- - I*\/ 5 *4 / 3 - -- |*|\/ 5 *4 / 3 - -- + I*\/ 5 *4 / 3 - -- |*|\/ 5 *4 / 3 - -- - I*\/ 5 *4 / 3 - -- |*|- \/ 5 *4 / 3 - -- + I*\/ 5 *4 / 3 - -- |*|-I*\/ 10 *4 / -3 + ---- |*I*\/ 10 *4 / -3 + ---- \/ 2 \/ 2 \ \/ 2 \/ 2 / \ \/ 2 \/ 2 / \ \/ 2 \/ 2 / \ \/ 2 \/ 2 / \ \/ 2 / \/ 2
=
2 90000 - 60000*pi + 7500*pi
90000 - 60000*pi + 7500*pi^2
___________ ____ / 3*pi x1 = -\/ 10 *4 / -3 + ---- \/ 2
___________ ____ / 3*pi x2 = \/ 10 *4 / -3 + ---- \/ 2
________ ________ ___ / pi ___ / pi x3 = - \/ 5 *4 / 3 - -- - I*\/ 5 *4 / 3 - -- \/ 2 \/ 2
________ ________ ___ / pi ___ / pi x4 = \/ 5 *4 / 3 - -- + I*\/ 5 *4 / 3 - -- \/ 2 \/ 2
________ ________ ___ / pi ___ / pi x5 = \/ 5 *4 / 3 - -- - I*\/ 5 *4 / 3 - -- \/ 2 \/ 2
________ ________ ___ / pi ___ / pi x6 = - \/ 5 *4 / 3 - -- + I*\/ 5 *4 / 3 - -- \/ 2 \/ 2
___________ ____ / 3*pi x7 = -I*\/ 10 *4 / -3 + ---- \/ 2
___________ ____ / 3*pi x8 = I*\/ 10 *4 / -3 + ---- \/ 2
x8 = sqrt(10)*i*(-3 + 3*pi/2)^(1/4)
x1 = 9.81541632810875
x2 = 74.1975435854411
x3 = -28.6163211102428
x4 = -11.7919542693515
x5 = 6.14713315209171
x6 = -43.6802713139543
x7 = -44.0092032637324
x8 = 31.9346635060016
x9 = -7.76044479781053
x10 = 25.0057638464518
x11 = -3.61743391609046
x12 = -30.8134786878602
x13 = 18.3199130086678
x14 = 30.1622597964287
x15 = -93.7933145112279
x16 = 45.1874505879919
x17 = 100.113505464439
x18 = 16.1313974592151
x19 = 92.1001517528613
x20 = 20.4760526061886
x21 = 54.1175654865116
x22 = -19.6704123223908
x23 = -5.77688447107413
x24 = -31.8572114223263
x25 = -95.8369670616287
x26 = -21.4635250926375
x27 = -9.81541632810875
x28 = -45.8633174111424
x29 = 40.3951641795082
x30 = 59.4109075977303
x31 = -73.8657666883809
x32 = -24.4231311553668
x33 = 25.9504596756538
x34 = 72.3051463541213
x35 = 18.7752817201976
x36 = 75.585370229809
x37 = 3.61743391609046
x38 = -63.9381941406099
x39 = 14.1204577621949
x40 = 46.2492020582215
x40 = 46.2492020582215