Question
The value of cos−1(cos 5π3)+sin−1(sin 5π3) is
Answer: Option A
:
A
cos−1(cos5π3)+sin−1(sin5π3)=cos−1[cos(2π−π3)]+sin−1[sin(2π−π3)]=π3−π3=0.
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:
A
cos−1(cos5π3)+sin−1(sin5π3)=cos−1[cos(2π−π3)]+sin−1[sin(2π−π3)]=π3−π3=0.
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