Use a Calculator to Find the Value of the Expression $\cot ^ { - 1 } \left( - \frac { 5 } { 7 } \right)$

question 209

Multiple Choice

Use a calculator to find the value of the expression in radian measure rounded to two decimal places.
- $\cot ^ { - 1 } \left( - \frac { 5 } { 7 } \right)$

• A) -35.54
• B) -0.95
• C) -54.46
• D) -0.62

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