Write the Expression in the Standard Form a + Bi

question 113

Multiple Choice

Write the expression in the standard form a + bi.
-(9 + 3i) (9 - 3i)

• A)90
• C)72
• D)81 - 9i

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Definitions:

Bacteria

Microscopic, single-celled organisms that thrive in diverse environments, some of which can cause diseases.

Fungi

A kingdom of spore-producing organisms that include molds, yeast, and mushrooms, often playing a crucial role in the ecosystem.

Asthma

A chronic respiratory condition marked by episodes of wheezing, tightness in the chest, and difficulty breathing.

Diabetic Patients

Individuals who have been diagnosed with diabetes, a chronic health condition that affects how the body turns food into energy.