Find the Exact Value of the Given Expression Using a Sum

question 31

Multiple Choice

Find the exact value of the given expression using a sum or difference formula. $\sin 345 ^ { \circ }$

• A) \(\frac { \sqrt { 3 } + 1 } { 2 \sqrt { 2 } }\)
• B) \(\frac { \sqrt { 3 } - 1 } { 2 \sqrt { 2 } }\)
• C) \(\frac { - \sqrt { 3 } + 1 } { 2 \sqrt { 2 } }\)
• D) \(\frac { - \sqrt { 3 } - 1 } { 2 \sqrt { 2 } }\)

---

Definitions:

You-attitude

A communication style focused on addressing the needs, interests, and concerns of the audience rather than the speaker.

You-attitude

A communication style focused on the receiver's needs and perspectives, emphasizing you instead of I or we.

Reader Benefit

The advantage or valuable information a reader gains from engaging with a text.

Letter of Congratulations

A written message expressing praise and good wishes for an achievement or important event in someone's life.