El profesor se sorprenderá mucho al ver tu solución correcta😉
___ /x\ \/ 2 *cos|-| + 1 = 0 \2/
Transportemos 1 al miembro derecho de la ecuación
cambiando el signo de 1
Dividamos ambos miembros de la ecuación en sqrt(2)
3*pi x1 = ---- 2
5*pi x2 = ---- 2
x2 = 5*pi/2
suma
3*pi 5*pi ---- + ---- 2 2
=
4*pi
producto
3*pi 5*pi ----*---- 2 2
=
2 15*pi ------ 4
15*pi^2/4
x1 = -29.845130209103
x2 = -67.5442420521806
x3 = -70.6858347057703
x4 = 19985.2416658115
x5 = -92.6769832808989
x6 = -196.349540849362
x7 = -95.8185759344887
x8 = 29.845130209103
x9 = 80.1106126665397
x10 = 32.9867228626928
x11 = -4.71238898038469
x12 = -284.314135149876
x13 = -7.85398163397448
x14 = 95.8185759344887
x15 = -17.2787595947439
x16 = 92.6769832808989
x17 = 54.9778714378214
x18 = 45.553093477052
x19 = 4.71238898038469
x20 = 428784.985714183
x21 = -80.1106126665397
x22 = 7.85398163397448
x23 = -45.553093477052
x24 = -83.2522053201295
x25 = 70.6858347057703
x26 = 83.2522053201295
x27 = 130.376095123976
x28 = -20.4203522483337
x29 = 20.4203522483337
x30 = 17.2787595947439
x31 = 58.1194640914112
x32 = -58.1194640914112
x33 = -32.9867228626928
x34 = 1801.70338683375
x35 = 13001.4811968814
x36 = -54.9778714378214
x37 = -42.4115008234622
x38 = 42.4115008234622
x39 = 67.5442420521806
x39 = 67.5442420521806