Question 1206253

{{{4cos(theta)=1+2cos(theta)}}}

{{{4cos(theta)-2cos(theta) =1}}}

{{{2cos(theta) =1}}}

{{{cos(theta) =1/2}}}

{{{theta =cos^-1(1/2)}}}

{{{theta =pi/3}}}


solutions in the interval [{{{0}}},{{{2pi}}})

{{{theta =pi/3}}}

{{{theta= 5pi/3}}}