16. If 0≤x<2n, then the number of real values of x, which satisfy the equation cos cos 2x+cos 3x + cos ix = 0ix

[JEE M 2016]

(a) 7 (c) 3

(b) 9 (d) 5

asked by guest
on Apr 22, 2025 at 2:10 am



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