SOLUTION: what is the reciprocal of 2i

Question 447454: what is the reciprocal of 2i
Found 2 solutions by Leaf W., stanbon:
Answer by Leaf W.(135) (Show Source): You can put this solution on YOUR website!
The reciprocal of a number n is , or the reciprocal of a number is --basically, it is the number flipped (its opposite); when the number and its reciprocal are multiplied they result in 1.
Therefore, the reciprocal of is
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
what is the reciprocal of 2i
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Ans: 1/(2i)
Multiply numerator and denomiator by (-2i) to get:
= -2i/(4) = -i/2
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Cheers,
Stan H.

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