Find the Sum or Difference $$( 6 - 9 i ) + ( 3 + 6 i )$$

question 79

Multiple Choice

Find the sum or difference. Write the answer in standard form.
- $$( 6 - 9 i ) + ( 3 + 6 i )$$

• A) \(- 9 + 3 i\)
• B) \(3 + 15 i\)
• C) \(9 - 3 \mathrm { i }\)
• D) \(9 + 3 \mathrm { i }\)

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Definitions:

Albert Bandura

A prominent psychologist best known for his social learning theory and the concept of self-efficacy.

Acquisition

Acquisition refers to the process of gaining knowledge, skills, or qualities through experience, practice, or the receiving of information.

Performance

The act of carrying out or accomplishing an action, task, or function.

Punishment Consistent

The reliable and systematic application of a negative consequence following an undesired behavior in order to decrease its occurrence.