Найду корень уравнения: tgt=7
сумма
0 + atan(7)
=
atan(7)
произведение
1*atan(7)
=
atan(7)
t1 = -23.7038419565276
t2 = 13.9952698865499
t3 = -7.99587868857865
t4 = 57.977567036807
t5 = 64.2607523439866
t6 = -95.9604729890929
t7 = 42.269603768858
t8 = 79.9687156119356
t9 = -51.9781758388358
t10 = -29.9870272637072
t11 = 48.5527890760376
t12 = -80.2525097211439
t13 = -89.6772876819133
t14 = -73.9693244139643
t15 = -1.71269338139906
t16 = 35.9864184616785
t17 = 86.2519009191151
t18 = -45.6949905316562
t19 = -67.6861391067847
t20 = 20.2784551937295