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5. The imaginary unit, 1, is equal to which of the following expression
A. -1
B. 1
C.
[tex] \sqrt{ - 1} [/tex]
D. -i​


Sagot :

Answer:

D. -i

Because that is small

#CarryOnLearning

Answer:

D. -i

Step-by-step explanation:

The imaginary unit or unit imaginary number (i) is a solution to the quadratic equation