Question 1197955
the formula to determine the magnitude of a vector (in two dimensional space) 
{{{u}}} = ({{{x}}}, {{{y}}}) is:


 {{{abs(u)=sqrt(x^2 + y^2)}}} 



if {{{u}}}= <{{{3}}},{{{2}}}>,then


 {{{abs(u)=sqrt(3^2 + 2^2)}}} 


{{{abs(u)=sqrt(13)}}}