The smallest positive integer `x` (measured in degrees) such that `tan(x-160^(@))=(cos50^(@))/(1-sin50^(@))` is

The smallest positive value of x (in degrees) for which tan(x+100^(@))=tan(x+50^(@))*tan x*tan(x-50^(@)) is

The smallest positive value of x (in degrees) for whichcos tan x=(cos5^(@)cos20^(@)+cos35^(@)cos50^(@)-sin50^(@)sin20^(@)-sin35^(@)sin50^(@))/(sin5^(@)cos20^(@)-sin35^(@)cos50^(@)+cos5^(@)sin20^(@)-cos35^(@)sin50^(@))

Prove that: (cos40^(@)+cos50^(@))/(sin40^(@)+sin50^(@))=1

Value of positive angle x in degrees such that 8sin x cos^(5)x-8sin^(5)x=1 can be

4sin50^(@)-sqrt(3)tan50^(@)

The smallest value of x (in degree) which satisfy tan x cot(x+30^(@))-tan(x+10^(@))tan(x+20^(@))=0 is- -

Solve (sin40^(@))/(cos50^(@))+(csc40^(@))/(sec50^(@))

Find the least positive angle measured in degrees satisfy sin^(3)x+sin^(3)2x+sin^(3)3x-(sin x+sin2x+sin3x)^(3)

tan^(-1)((cos x)/(1-sin x))

Find the least positive x in degree for which tan x= (cos5^(@)cos20^(@)+cos35^(@)cos50^(@)-sin5^(@)sin20^(@)-sin35^(@)sin50^(@))/(sin5^(@)cos20^(@)-sin35^(@)cos50^(@)+cos5^(@)sin20^(@)-cos35^(@)sin50^(@))