Найду корень уравнения: cot(3-x)=0
x1 = 57.9778714378000
x2 = -7.99557428756000
x3 = 39.1283155163000
x4 = -14.2787595947000
x5 = -33.1283155163000
x6 = 23.4203522483000
x7 = 83.1106126665000
x8 = 54.8362787842000
x9 = -26.8451302091000
x10 = 73.6858347058000
x11 = 32.8451302091000
x12 = -64.5442420522000
x13 = -83.3937979737000
x14 = 13.9955742876000
x15 = -17.4203522483000
x16 = 7.71238898038000
x17 = -86.5353906273000
x18 = -23.7035375555000
x19 = -92.8185759345000
x20 = -36.2699081699000
x21 = 61.1194640914000
x22 = 20.2787595947000
x23 = 92.5353906273000
x24 = -1.71238898038000
x25 = 4.57079632679000
x26 = -99.1017612417000
x27 = 89.3937979737000
x28 = -95.9601685881000
x29 = -29.9867228627000
x30 = 26.5619449019000
x31 = 29.7035375555000
x32 = -42.5530934771000
x33 = 42.2699081699000
x34 = -4.85398163397000
x35 = 95.6769832809000
x36 = -39.4115008235000
x37 = -61.4026493986000
x38 = 70.5442420522000
x39 = -58.2610567450000
x40 = -89.6769832809000
x41 = -73.9690200129000
x42 = 10.8539816340000
x43 = -20.5619449019000
x44 = -67.6858347058000
x45 = -11.1371669412000
x46 = 76.8274273594000
x47 = -55.1194640914000
x48 = 45.4115008235000
x49 = -45.6946861306000
x50 = -48.8362787842000
x51 = 98.8185759345000
x52 = 79.9690200129000
x53 = -51.9778714378000
x54 = -80.2522053201000
x55 = 35.9867228627000
x56 = -77.1106126665000
x57 = 1.42920367321000
x58 = 17.1371669412000
x59 = 67.4026493986000
x60 = 51.6946861306000
x61 = -70.8274273594000
x62 = 86.2522053201000
x63 = 48.5530934771000
x64 = 64.2610567450000