(1+√3i)³等于多少,
来源:学生作业帮助网 编辑:作业帮 时间:2024/11/25 05:24:59
x){G3TS64~ɮKf=0Q&Hev6DgNPiƮFH
"ka. ea_\gu
խX
M MB,KA]3lα5 d"iq55㌡BqL-]CAӾ'%&'j+d*g%" ޖ
(1+√3i)³等于多少,
(1+√3i)³等于多少,
(1+√3i)³等于多少,
=(1+√3i)(1+√3i)²
=(1+√3i)(-2+2√3i)
=-2(1+√3i)(1-√3i)
=-2*4
=-8
(1+√3i)³
=(1+√3i)²(1+√3i)
=2√3i(1+√3i)
=2√3i+6i²
=2√3i-6
=2³(1/2+√3i/2)³
=8(e^(π/3))^3
=8e^π
=8*-1
=-8
原理e^a=cosa+ i sina