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The solution set of the equation 2cos^(-...

The solution set of the equation `2cos^(-1)x=cot^(-1)((2x^(2)-1)/(2xsqrt(1-x^(2))))` is

A

(0,1)

B

(-1, 1)-{0}

C

(-1, 0)

D

[-1, 1]

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The correct Answer is:
A
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AAKASH SERIES-INVERSE TRIGNOMETRIC FUNCTIONS-ADDITIONAL PRACTICE EXERCISE (LEVEL - II PRACTICE SHEET (ADVANCED) STRAIGHT OBJECTIVE TYPE QUESTIONS)
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