Simplify Write Your Answer in the Form a + Bi $$( - 8 + 4 \mathrm { i } ) + ( 11 + 4 \mathrm { i } )$$

question 27

Multiple Choice

Simplify. Write your answer in the form a + bi, where a and b are real numbers.
- $$( - 8 + 4 \mathrm { i } ) + ( 11 + 4 \mathrm { i } )$$

• A) \(- 3 + 8 \mathrm { i }\)
• B) \(3 + 8 \mathrm { i }\)
• C) \(3 + 12 \mathrm { i }\)
• D) \(11 + 8 \mathrm { i }\)

---

Definitions:

Phagocytosis

A cellular process in which cells ingest and digest foreign particles, bacteria, or other substances.

Pyrogen

Capable of producing fever.

Neutrophils

A type of white blood cell that plays a crucial role in the immune system by fighting off infections and pathogens.

Immunoassays

Laboratory techniques used to measure the concentration of substances in the body by using an immune response, typically involving antibodies or antigens.