The number of the real roots of the equation 2cos(x(x + 1)) = 2x&nbsp;+ 2-x is

CAT 2019 Question Paper | CAT Verbal Ability Slot 1

Question :

The number of the real roots of the equation 2cos(x(x + 1)) = 2^x + 2^-x is

Started 3 days ago by Shashank in

Option C is the correct answer.

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