Question #f4b39 Precalculus Vectors in the Plane Vector Operations 1 Answer ali ergin May 5, 2016 #|z|=sqrt29# Explanation: #"let be ; z=u+v"# #z=(-5+10)i+(1+1)j# #z=5i+2j# #|z|=sqrt(5^2+2^2)# #|z|=sqrt(25+4)# #|z|=sqrt29# Answer link Related questions Question #b4ef9 What is meant by a component of a vector? How do I find the vertical component of a vector? How do i find the horizontal component of a vector? Is vector addition commutative? What happens when I multiply a vector by itself? What is the definition of vector addition? How do I do vector subtraction? What is a velocity vector? How can the law of cosines be used to find the magnitude of a resultant? See all questions in Vector Operations Impact of this question 1376 views around the world You can reuse this answer Creative Commons License