Question 557711
Use the foil method:
FOIL
First
{{{v^2}}}
Outer 
v*(1/2)
Inner
(1/3)*v
last
(1/3)*(1/2)=1/6

Which gives us:
{{{v^2+(1/2)v+(1/3)v+1/6}}}

Find a common denominator (6 for 1/2 and 1/3 and add them) giving us 3/6+2/6=5/6


{{{v^2+(5/6)v+1/6}}}