Question 1103010
{{{tan(theta)=(8sqrt(3))/8}}}
{{{tan(theta)=sqrt(3)}}}
{{{theta=60}}}
Since the vector is in Q3, we add 180 degrees,
{{{alpha=60+180}}}
{{{alpha=240}}}
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.
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w=<5,3>
v=<8,0>
So,
v+w=<5,3>+<8,0>
v+w=<5+8,3+0>
v+w=<13,3>