Evaluate Without Using a Calculator $\csc \theta$ , If $\cot \theta = - \frac { 7 } { 10 }$

question 119

Multiple Choice

Evaluate without using a calculator.
- $\csc \theta$ , if $\cot \theta = - \frac { 7 } { 10 }$ and $\cos \theta < 0$

• A) \(\frac { \sqrt { 149 } } { 10 }\)
• B) \(\frac { 7 \sqrt { 149 } } { 149 }\)
• C) \(- \frac { 7 \sqrt { 149 } } { 149 }\)
• D) \(- \frac { \sqrt { 149 } } { 7 }\)

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