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Q:- cos-1(x) + cos-1(2x)+ Π =0 ,,find the number of real solution(s)

6 years ago


Answers : (1)


Dear Tapasranjan

        cos-1(x) >0

so   cos-1(x) + cos-1(2x)+ Π >0

so no solution for  given equation

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6 years ago

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