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The exhaustive set of values of a such t...

The exhaustive set of values of a such that, `x^2+a x+sin^(-1)(x^2-4x+5)+cos^(-1)(x^2-4x+5)=0` (A)`{-2-pi/4}` (B) `{-oo,-2-pi/4}` (C) `{-oo,-2-pi/4}` (D) none of these

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JEE MAINS PREVIOUS YEAR ENGLISH-JEE MAINS-All Questions
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  3. The exhaustive set of values of a such that, x^2+a x+sin^(-1)(x^2-4x+5...

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