Find the general solutions of the following equations. $($a$)\sqrt[\phantom{2}]{3}cos-3sin=0($b$)2co{s}^2=cos($c$),(cos+sin)(1-2sin)=0($d$)2si{n}^2-sin=1$ Solve for $$ if $3sin-4cos=0,$ and $in(0$;$360)$ Solve for $$ if $2si{n}^2=3cos,$ and $in(-180$;$180)$ Solve for $$ if $\frac{2sin-cos}{sin+cos}=1,$ and $in(0$;$360)$ Find the general solution of