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Nilanjan Bhowmick AIR 3, CSIR NET (Earth Science)
Deepak singh 1
Refer attachment Answer is 1
in book solution, the answer is given as 0. and also I do same as you do while solve and my answer is also 1.
solution not exist for x=0 . No information is given about x and y in question. If x belongs to R\{0} then answer is 1 , otherwise 0 .