用MATLAB解方程.X^3-11.8855X^2+12.272X-12.8812=0

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用MATLAB解方程.X^3-11.8855X^2+12.272X-12.8812=0

用MATLAB解方程.X^3-11.8855X^2+12.272X-12.8812=0
用MATLAB解方程.X^3-11.8855X^2+12.272X-12.8812=0

用MATLAB解方程.X^3-11.8855X^2+12.272X-12.8812=0

solve('x^3-11.8855*x^2+12.272*x-12.8812=0','x')

 

ans =

 

                                                                        10.86513068833655073161707675677596230939488727822371938652855562

 0.961907321607689849176544914475424989651762145653027178080172785*i + 0.5101846558317246341914616216120188457764156261163695203265758903

                                0.5101846558317246341914616216120188448286970956599110931448684911 - 0.96190732160768984917654491447542*i