4+3i分之2-i等于多少

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蓉城过客共回答了23个问题 | 采纳率95.7%: 分子分母同时乘以4-3i,结果为5分之1-2i
[(2-i)(4-3i)] / [(4+3i)(4-3i)]
=(8-4i-6i-3)/(16+9)
=(5-10i)/25
=（1-2i） /5; 1年前

xiaobearggfurrylo 共回答了9372个问题 | 采纳率: (2-i)/(4+3i)
=[(2-i)(4-3i)] / [(4+3i)(4-3i)]
=(8-4i-6i-3)/(4+3)
=(5-10i)/7; 1年前

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