Question

Sin 3x = sin x cum se rezolva?

Answer 1

[tex]sin(3x)=sin(x) sin(3x)-sin(x)=0 2cos(2x)sin(x)=0 cos(sx) sin(x)=0 \left \{ {{cos=(2x)=0} \atop {sin=(x)=0}} \right. x= \pi /4+k \pi /2 x=k \pi x = \pi /4+k \pi /2 [/tex]