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Question

One root of the equation x2ix(1+i)=0 is 1+i, where i=1, then other root is

A
1i
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B
1i
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C
1+i
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D
1
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Solution

The correct option is D 1
Let roots be α=1+i and β
α+β=i
1+i+β=i
β=1
Hence, option 'D' is correct.

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