复数1/(2+3i)可以化成什么?

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复数1/(2+3i)可以化成什么?复数1/(2+3i)可以化成什么?复数1/(2+3i)可以化成什么?1/(2+3i)=(2-3i)/13复数1/(2+3i)=(2-3i)/[(2+3i)(2-3i)

复数1/(2+3i)可以化成什么?
复数1/(2+3i)可以化成什么?

复数1/(2+3i)可以化成什么?
1/(2+3i)
=(2-3i)/13

复数1/(2+3i)
=(2-3i)/[(2+3i)(2-3i)]
=(2-3i)/[(4-(3i)²]
=(2-3i)/(4+9)
=(2-3i)/13