如何计算一元多次方程的所有解(实数和虚数所有的解)?谢谢
比如:
8721x^15 + 8721x^14 + 8721x^13 + 8721x^12 + 8721x^11 = 46110
需要所有的15个解。谢谢!
如何计算一元多次方程的所有解(实数和虚数所有的解)?谢谢
答案:3 悬赏:10 手机版
解决时间 2021-02-19 23:55
- 提问者网友:無理詩人
- 2021-02-19 01:24
最佳答案
- 五星知识达人网友:几近狂妄
- 2021-02-19 02:13
建议你用MATLAB或者MATHEMITICA软件算,三次方程已经不好算了啊。
MATLAB下面输入:
solve('x^15+x^14+x^13+x^12+x^11=46110/8721')
得到结果为:其中一个实数解,十四个复数解。
ans =
[ -1.1152169330840513044678969904181-.25708671244866928739326424594244*i]
[ -1.1152169330840513044678969904181+.25708671244866928739326424594244*i]
[ -.98139036033570601454028110913317-.69056221333398920127100845037959*i]
[ -.98139036033570601454028110913317+.69056221333398920127100845037959*i]
[ -.62708924488203044214406216030245-.95186741263493297628489107577268*i]
[ -.62708924488203044214406216030245+.95186741263493297628489107577268*i]
[ -.14214372312581642017140380564159-1.1086554107767978206603262357566*i]
[ -.14214372312581642017140380564159+1.1086554107767978206603262357566*i]
[ .31348796169964275368354468747476-1.1275703015018958584329556590608*i]
[ .31348796169964275368354468747476+1.1275703015018958584329556590608*i]
[ .64318720990196283244330241658993-.88609282225033714508577942917884*i]
[ .64318720990196283244330241658993+.88609282225033714508577942917884*i]
[ .90701279479658833013435965915705-.47383409159259900230187916490365*i]
[ .90701279479658833013435965915705+.47383409159259900230187916490365*i]
[ 1.0043045900588205301248746045470]
MATLAB下面输入:
solve('x^15+x^14+x^13+x^12+x^11=46110/8721')
得到结果为:其中一个实数解,十四个复数解。
ans =
[ -1.1152169330840513044678969904181-.25708671244866928739326424594244*i]
[ -1.1152169330840513044678969904181+.25708671244866928739326424594244*i]
[ -.98139036033570601454028110913317-.69056221333398920127100845037959*i]
[ -.98139036033570601454028110913317+.69056221333398920127100845037959*i]
[ -.62708924488203044214406216030245-.95186741263493297628489107577268*i]
[ -.62708924488203044214406216030245+.95186741263493297628489107577268*i]
[ -.14214372312581642017140380564159-1.1086554107767978206603262357566*i]
[ -.14214372312581642017140380564159+1.1086554107767978206603262357566*i]
[ .31348796169964275368354468747476-1.1275703015018958584329556590608*i]
[ .31348796169964275368354468747476+1.1275703015018958584329556590608*i]
[ .64318720990196283244330241658993-.88609282225033714508577942917884*i]
[ .64318720990196283244330241658993+.88609282225033714508577942917884*i]
[ .90701279479658833013435965915705-.47383409159259900230187916490365*i]
[ .90701279479658833013435965915705+.47383409159259900230187916490365*i]
[ 1.0043045900588205301248746045470]
全部回答
- 1楼网友:渊鱼
- 2021-02-19 04:45
用MATLAB软件求解 很简单
- 2楼网友:往事埋风中
- 2021-02-19 03:37
我读到高三了,可是学校不要求这二次方程的虚数解,考试不会考的,老师也不要求,别想太多,学好课内的就好!
我要举报
如以上问答信息为低俗、色情、不良、暴力、侵权、涉及违法等信息,可以点下面链接进行举报!
大家都在看
推荐资讯