Q. The set of values of x for which the formula 2sin -1 x = sin -1 [2x(1-x 2 ) 1/2 ] is True is what ?

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Pooja M Grade: 12

        Q. The set of values of x for which the formula 2sin^-1x = sin^-1[2x(1-x²)^1/2] is True is what ?

8 years ago

Answers : (1)

Badiuddin askIITians.ismu Expert

147 Points

										Dear Sanghamitra

2sin-1 x = sin-1[2x(1-x^2)^1/2] 
  
this is true for  -1/v2 = x =1/v2

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Badiuddin

8 years ago

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