Q. 475.0( 1 Vote )

Find the general

Answer :

Formula: -


(i)


(ii) cos(A + B) = cosAcosB – sinAsinB


(iii) if cosθ = cosα then general solution will be θ = 2nπ±α where nZ


√3 Cos x – Sin x = 1


dividing by 2



using formula(ii)



using formula(ii)



using formula (iii)





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