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Which of the following statement(s) is/a...

Which of the following statement(s) is/are corect? (1) cos(sin1) > sin(cos1) (2) cos(sin1.5) > sin (cos1.5) (3) `cos(sin 7pi/18) > sin (cos 7pi/18)` (4) `cos(sin 5pi/18) > sin( cos 5pi/18)`

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