来自冯景星的问题
一元三次方程求解x3(3为上标)-100x2(2为上标)-29584x+2958400=0
一元三次方程求解
x3(3为上标)-100x2(2为上标)-29584x+2958400=0
1回答
2020-08-05 00:36
一元三次方程求解x3(3为上标)-100x2(2为上标)-29584x+2958400=0
一元三次方程求解
x3(3为上标)-100x2(2为上标)-29584x+2958400=0
x3(3为上标)-100x2(2为上标)-29584x+2958400=0
分解因式
x^2(x-100)-29584(x-100)=0
(x-100)(x^2-29584)=0
x=100或x=172或x=-172