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If f:R rarr [pi/6,pi/2], f(x)=sin^(-1)((...

If `f:R rarr [pi/6,pi/2], f(x)=sin^(-1)((x^(2)-a)/(x^(2)+1))` is an onto function, the set of values `a` is

A

`{-1/2}`

B

`[-1/2,-1)`

C

`(-1, infty)`

D

None of these

Text Solution

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The correct Answer is:
C
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ARIHANT MATHS-FUNCTIONS-Exercise (Questions Asked In Previous 13 Years Exam)
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