Find the solution set for , `| tan x | le 1` when ` x in [-pi, pi]`

Find the solution set for , 4 sin^(2)x -8 sin x +3 le 0 where x in [0,2pi]

Find the number of solution of tan x + sec x =2 cos x in [0,2pi]

Find the number of solutions of cos x =|1+ sin x |, 0 le x le 3 pi

Find the number of solutions of |cos x|=sin x , 0 le x le 4 pi

Find the number of solution of the equations x+ 2 tan x =(pi)/(2) , when x in[0,2pi]

Find the number of solution of the equations 2^(cos x)=|sin x|, when x in[-2pi,2pi]

find the number of solution of sin^(2) x-sin x-1=0 in [-2pi, 2pi] .

Find the number of distinct solution of sec x + tan x =sqrt(3) , where 0 le x le 3pi

Find the number of solution of the equations |cot x|= cot x +(1)/(sin x), when in [0,2pi]

Find the solution of the equation ( sin x + cos x ) sin 2 x =a(sin^(3) x + cos^(3) x) located between (pi)/(2) and pi and for which values of 'a' does this equation have at most one solution satisfying the condition (pi)/(2) le x le pi .