Find the Exact Value of the Expression $\csc 60 ^ { \circ } - \cos 45 ^ { \circ }$

question 136

Multiple Choice

Find the exact value of the expression. Do not use a calculator.
- $\csc 60 ^ { \circ } - \cos 45 ^ { \circ }$

• A) \(\frac { 4 - \sqrt { 2 } } { 2 }\)
• B) \(\frac { 4 - \sqrt { 3 } } { 2 }\)
• C) \(\frac { 4 \sqrt { 2 } - 3 \sqrt { 3 } } { 6 }\)
• D) \(\frac { 4 \sqrt { 3 } - 3 \sqrt { 2 } } { 6 }\)

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