Write the Expression in the Standard Form a + Bi $\left[ \sqrt { 3 } \left( \cos \frac { 5 \pi } { 6 } + i \sin \frac { 5 \pi } { 6 } \right) \right] ^ { 4 }$

question 144

Multiple Choice

Write the expression in the standard form a + bi.
- $\left[ \sqrt { 3 } \left( \cos \frac { 5 \pi } { 6 } + i \sin \frac { 5 \pi } { 6 } \right) \right] ^ { 4 }$

• A) \(- \frac { 9 } { 2 } - \frac { 9 \sqrt { 3 } } { 2 } i\)
• B) \(- \frac { 9 } { 2 } + \frac { 9 \sqrt { 3 } } { 2 } i\)
• C) \(- \frac { 9 \sqrt { 3 } } { 2 } + \frac { 9 } { 2 } \mathrm { i }\)
• D) \(- \frac { 9 \sqrt { 3 } } { 2 } - \frac { 9 } { 2 } i\)

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Bald-Face Lie

A blatantly obvious lie told without any attempt to hide the falsehood.

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A minor or harmless lie, often told to avoid hurting someone's feelings or for some perceived greater good.

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Accusation

A claim that someone has done something wrong or illegal, often implying the need for proof or defense.