Question

sin(theta+alpha) =cos(theta+alpha) then tantheta in terms of alpha​

Answer 1

sin(Θ+α)=cos(Θ+α)

⇒sin(Θ+α)/cos(Θ+α)=1

⇒tan(Θ+α)=1

⇒tanΘ+tanα=1

⇒tanΘ=1-tanα