Найду корень уравнения: x^3+x-3=0
_____________ / _____________ \ / _____ | / _____ | / 3 \/ 741 | ___ / 3 \/ 741 | 3 / - + ------- | \/ 3 *3 / - + ------- ___ | \/ 2 18 1 | \/ 2 18 \/ 3 | x1 = - ------------------ + -------------------- + I*|- ------------------------ - --------------------| 2 _____________ | 2 _____________| / _____ | / _____ | / 3 \/ 741 | / 3 \/ 741 | 6*3 / - + ------- | 6*3 / - + ------- | \/ 2 18 \ \/ 2 18 /
_____________ / _____________ \ / _____ | / _____ | / 3 \/ 741 | ___ / 3 \/ 741 | 3 / - + ------- |\/ 3 *3 / - + ------- ___ | \/ 2 18 1 | \/ 2 18 \/ 3 | x2 = - ------------------ + -------------------- + I*|------------------------ + --------------------| 2 _____________ | 2 _____________| / _____ | / _____ | / 3 \/ 741 | / 3 \/ 741 | 6*3 / - + ------- | 6*3 / - + ------- | \/ 2 18 \ \/ 2 18 /
_____________ / _____ / 3 \/ 741 1 x3 = 3 / - + ------- - -------------------- \/ 2 18 _____________ / _____ / 3 \/ 741 3*3 / - + ------- \/ 2 18
x1 = -0.606705831381 + 1.45061224919*i
x2 = 1.21341166276000
x3 = -0.606705831381 - 1.45061224919*i