How do you find u+v and u-v given u=<-5,3> and v=<0,0>?

1 Answer
Feb 10, 2017

vecu+vecv=<-5,3>

vecu-vecv=<-5,3>

Explanation:

Just add/subtract corresponding components.

vecu=<-5,3>" & "vecv=<0,0>

vecu+vecv=<-5+0,3+0>

vecu+vecv=<-5,3>

vecu-vecv=(-5-0,3-0>

vecu-vecv=<-5,3>

this implies that " "vecv=<0,0>" "is the additive identity.