Question

What is the length (magnitude) of the vector (-3,2)?

A. 2

B. √2

C. √13

D. 0

***My answer: C. √13

is that right? @terenzreignz :)

Answer 1

Yup. Formula for the magnitude of a 2d vector is
\[\Large \sqrt{x^2+y^2}\]

Answer 2

awesome! :)

hehe still can't do much latex tho :( gotta work on that :P

Answer 3

awesome! :)

hehe still can't do much latex tho :( gotta work on that :P