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If it is given that x^asty=x^2-y^3. Now ...

If it is given that `x^asty=x^2-y^3`. Now if `(x^ast1)^ast1 and 1^ast(x^ast1)` both are equal then the value of `2sin^-1[(x^4+x^2-2)/(x^4+x^2+2)]`

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JEE MAINS PREVIOUS YEAR-JEE MAIN 2022-Question
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