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cos2x-sin2x ge0...

`cos2x-sin2x ge0`

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cos3x-sin2x=0

Solve cos2x-sin2x<=0

If cos x- sin x ge 1 and 0 le x le 2pi , then find the solution set for x .

If cos x- sin x ge 1 and 0 le x le 2pi , then find the solution set for x .

If cos x- sin x ge 1 and 0 le x le 2pi , then find the solution set for x .

If cos x- sin x ge 1 and 0 le x le 2pi , then find the solution set for x .

Solve |sqrt(3) cos x - sin x |ge 2 for x in [0,4pi] .

Solve |sqrt(3) cos x - sin x |ge 2 for x in [0,4pi] .

Solve |sqrt(3) cos x - sin x |ge 2 for x in [0,4pi] .

The number of values of x in [0 , 4pi] satisfying abs(sqrt3 cos x - sin x) ge 2 , is