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Could someone please help me?
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Could someone please help me?

Could someone please help me?-example-1
User Blake Morgan
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1 Answer

5 votes

Answer:

i-1

Explanation:

2i 1−i = 2i(1+i)(1−i)(1+i)=2(i−1)1+i−i+1=2(i−1)2=i−1

User Yixing Liu
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