Imaginary part of the complex number 1/2+i is?
- -1/5
- 1/5
- -1/2
- None of these
Explanation
Rationalize: 1/(2+i) × (2-i)/(2-i) = (2 - i)/(4 + 1) = (2 - i)/5 = 2/5 - (1/5)i
So imaginary part = -1/5
Last verified on 09-06-2026
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