Найду корень уравнения: cos(x^2)=0,5
____ ____ -\/ 15 *\/ pi x1 = --------------- 3
____ ____ \/ 15 *\/ pi x2 = ------------- 3
___ ____ -\/ 3 *\/ pi x3 = -------------- 3
___ ____ \/ 3 *\/ pi x4 = ------------ 3
сумма
____ ____ ____ ____ ___ ____ ___ ____ \/ 15 *\/ pi \/ 15 *\/ pi \/ 3 *\/ pi \/ 3 *\/ pi 0 - ------------- + ------------- - ------------ + ------------ 3 3 3 3
=
0
произведение
____ ____ ____ ____ ___ ____ ___ ____ -\/ 15 *\/ pi \/ 15 *\/ pi -\/ 3 *\/ pi \/ 3 *\/ pi 1*---------------*-------------*--------------*------------ 3 3 3 3
=
2 5*pi ----- 9
x1 = 98.7443993307546
x2 = 60.1155449877938
x3 = 2.28822808215942
x4 = 56.0405697333512
x5 = -76.7767869585961
x6 = -55.9470596235998
x7 = 90.7881706251889
x8 = 76.5719210229817
x9 = 82.5730177227467
x10 = -65.8834869273773
x11 = 18.2198140421169
x12 = -3.68965691705283
x13 = -90.0353055407314
x14 = 10.0785992313451
x15 = -19.7637214763903
x16 = 8.25032368018242
x17 = -98.2766656673201
x18 = -57.7159892088525
x19 = 40.2494051099036
x20 = -57.5888413205165
x21 = 42.1555956473233
x22 = -45.6614752765658
x23 = -64.3069446457796
x24 = 34.109184677729
x25 = -29.7469650680725
x26 = -70.7280899082263
x27 = -70.9350705469421
x28 = 43.8600262374312
x29 = 54.1009903383893
x30 = -37.6689883308723
x31 = 91.9685523481528
x32 = -27.2097164390957
x33 = -31.6901002143814
x34 = -29.3571726267159
x35 = -9.65404485469677
x36 = 95.8491737922021
x37 = 42.6003915031741
x38 = -47.7686451980521
x39 = -40.6377969166272
x40 = 4.21928410637897
x41 = -93.7503549176911
x42 = 72.0337689294344
x43 = 35.9914346870223
x44 = 79.1541720240269
x45 = 13.993782264769
x46 = -7.99243708908569
x47 = 33.8317443159214
x48 = -20.9469752936164
x49 = -53.7709255904509
x50 = 36.2523506376032
x51 = 72.2515037401647
x52 = -21.4410756487473
x53 = -77.7930244197071
x54 = -17.7540548300994
x55 = 18.8969406242926
x56 = -33.8935939915298
x57 = 6.22465335535033
x58 = 33.6143742726401
x59 = 67.6247861813665
x60 = 16.2125440739677
x61 = -13.9187480389355
x62 = -1.02332670794649
x63 = -42.3291272068936
x64 = -59.7486104610743
x65 = 29.7821477711652