Write the value of given function......
[tex]\cos ^ { - 1 } ( \frac { 1 } { 2 } ) - 2 \sin ^ { - 1 } ( - \frac { 1 } { 2 } )[/tex]
[tex]\cos ^ { - 1 } ( \frac { 1 } { 2 } ) - 2 \sin ^ { - 1 } ( - \frac { 1 } { 2 } )[/tex]
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Answer:
Ans:- [tex]\frac{1}{2}[/tex]
Step-by-step explanation:
[tex]cos^-^1(\frac{1}{2}) -2sin^-^1(-\frac{1}{2} )\\cos60-2(-sin30)\\cos60+2sin30\\\frac{1}{2} +2(\frac{1}{2} )\\\frac{1}{2}[/tex]