Question 958739
This is a quadratic equation.
{{{6u^2+u-2=0}}}
{{{(2u-1)(3u+2)=0}}}
Two u solutions:
{{{2u-1=0}}}
{{{2u=1}}}
{{{u=1/2}}}
{{{sin(theta)=1/2}}}
{{{theta=pi/6}}} and {{{theta=(5/6)pi}}}
.
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{{{3u+2=0}}}
{{{3u=-2}}}
{{{u=-2/3}}}
{{{sin(theta)=-2/3}}}
{{{theta= 5.553}}} and {{{theta=3.871}}}