If `cos(40-x)=sin30`,find the value of `x`

If cos (40+x)^@ =sin 30^@ , find the value of x.

If cos(40^@ +x) =sin30^@ then the value of x is ___

If cos(40^@+A)=sin 30^@ , then the value of A is

If 2cos x+sin x=1, then find the value of 7cos x+6sin x

If sin x+cos x=a, find the value of |sin x-cos x|

If sin x+cos x=a , find the value of sin^6x+cos^6xdot

(i) if sin x= (1)/(3) find the value of sin 3x (ii) if cos x= (1)/(2) , find the value of cos 3x

If sin x = sin 60^(@) cos 30^(@)- cos 60^(@) sin 30^(@) , then the value of x is

If tan x = sin 45^@. cos 45^@ + sin30^@ , then value of x is - यदि tan x = sin 45^@. cos 45^@ + sin30^@ हो, तो xका मान क्या होगा ?

If x sin 60^(@) cos^(2)30^(@) =(tan^(2)45^(@) sec60^(@))/("cosec"60^(@)) , then find the value of x.