If `sin^(- 1)(x)+sin^(- 1)(2x)=pi/3` then `x=`A. `(sqrt(3))/(2sqrt(7)) – InterviewSolution

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1.	If `sin^(- 1)(x)+sin^(- 1)(2x)=pi/3` then `x=`A. `(sqrt(3))/(2sqrt(7))`B. `(1)/(2)`C. `(1)/(sqrt(2)`D. `(sqrt(3))/(2)`
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