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Nilanjan Bhowmick AIR 3, CSIR NET (Earth Science)
Deepak singh 1 Best Answer
Refer attached Answer is 0
the correct answer is 0.43
at x=0 function f=0 < 0.43 . (I.e there exist x belongs to [0,π] such that f(0)=0<0.43 ) And question asked for minimum implies answer should be 0.
x is taken out of the domain values. that is the mistake. you are right as always.
yes . there is mistake in book.