Find the value of tan 1/3(tan inverse x + tan inverse 1/x). Please help me as quick as possible.

we have tan13tan-1x+tan-11xUsing tan-1x+tan-1y=tan-1x+y1-xytan13tan-1x+tan-11x=tan13tan-1x+1x1-x×1x=tan13tan-1  As tan-1=π2=tanπ2×3=tanπ6=13  Answer

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answer=1/3^1/2
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