Let $z _ { 1 } = 8 \left( \cos \frac { 11 \pi } { 6 } + i \sin \frac { 11 \pi } { 6 } \right)$

question 21

Multiple Choice

Let $z _ { 1 } = 8 \left( \cos \frac { 11 \pi } { 6 } + i \sin \frac { 11 \pi } { 6 } \right)$ and $z _ { 2 } = 2 \sqrt { 3 } \left( \cos \frac { \pi } { 3 } + i \sin \frac { \pi } { 3 } \right)$ ) Find $z _ { 1 } / z _ { 2 }$

• A) \(3 - 4 i\)
• B) \(4 - \sqrt { 3 } i\)
• C) \(4 + \sqrt { 3 } i\)
• D) \(\frac { 4 } { 3 }\)
• E) \(- \frac { 4 \sqrt { 3 } } { 3 } i\)

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Definitions:

Consensus

a general agreement among the members of a given group or community, each of whom exercises some degree of influence.

Intermittent Reinforcement

Reinforcement schedule in which a reward does not occur after each instance of a behavior or set of behaviors.

Fixed Interval Schedule

A reinforcement schedule in operant conditioning where the first response is rewarded only after a specified amount of time has elapsed.

Unpleasant Consequences

Negative outcomes or penalties that follow undesirable behaviors, aimed at reducing those behaviors.