Solve the Problem $\cos \theta = - \frac { 5 } { 13 }$

question 111

Multiple Choice

Solve the problem.
-If $\cos \theta = - \frac { 5 } { 13 }$ , and $\frac { \pi } { 2 } < \theta < \pi$ , then find $\tan 2 \theta$ .

• A) \(\frac { 120 } { 119 }\)
• B) \(\frac { 169 } { 119 }\)
• C) \(\frac { 169 } { 120 }\)
• D) \(\frac { 119 } { 120 }\)

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Definitions:

Variable Cost Per Unit

The cost that varies with each unit produced, not including fixed costs.

Units Sold

The total number of units of a product that have been sold during a particular period.

Period Cost

Costs that are not directly tied to the production process and are expensed in the period they are incurred.

Opportunity Cost

The cost of forgoing the next best alternative when making a decision, representing the benefits one could have received by taking a different action.