Question

Q 2.i 243
(a)-i
(c) 2i
(b) i
(d) i​

Answer 1

Answer:

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Step-by-step explanation:

The term "imaginary" is used because there is no real number having a negative square. There are two complex square roots of −1, namely i and −i, just as there are two complex square roots of every real number other than zero, which has one double square root.