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The number of solutions of the equation $|\cos x| = [x]$ is (where [.] denotes the greatest integer function)

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Correct option is A

The graphs of y=cosx and y=x do not intersect⇒cosx=x has no solution

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The number of solutions of the equation cosx=x is (where [.] denotes the greatest integer function)

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The number of solutions of the equation $|\cos x| = [x]$ is (where [.] denotes the greatest integer function)