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The imaginary number i is defined as ? (1) -1 (3) √-4 (2) √-1 (4) (-1)²
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24 votes
The imaginary number i is defined as ?

(1) -1
(3) √-4
(2) √-1
(4) (-1)²

User Benwixen
by
8.0k points

1 Answer

8 votes

Answer:

√-1

Explanation:

The imaginary number i is defined as √(-1)

NOTE : i² = -1

User Jompper
by
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