Write the Complex Number in Standard Form $\sqrt { - 9 }$

question 95

Multiple Choice

Write the complex number in standard form. $\sqrt { - 9 }$

• A) \(3 i\)
• B) \(- 3 i\)
• C) \(9 i\)
• D) \(4 i\)
• E) \(- 9 i\)

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Definitions:

Protist

A diverse group of eukaryotic organisms, mostly unicellular, that are not plants, animals, or fungi, including amoebas, algae, and plasmodium.

Prokaryote

Informal term for a single-celled organism without a nucleus; a bacterium or archaeon.

Contractile Vacuole

An organelle found in some protozoa, which expels excess liquid on contraction.

Euglenoids

A diverse group of unicellular protists, often with photosynthetic capabilities, belonging to the genus Euglena.