Solved

Evaluate Without Using a Calculator by Using Ratios in a Reference

Question 344

Multiple Choice

Evaluate without using a calculator by using ratios in a reference triangle.
- $\csc \frac { 4 \pi } { 3 }$

A) $- \sqrt { 2 }$
B) $- \frac { \sqrt { 3 } } { 2 }$
C) $- \frac { 2 \sqrt { 3 } } { 3 }$
D) $- 1$

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