Find the length of v.

Inital point of v = (1,-3,4)
Terminal point of v = (1,2,-2)

Please help. I am not sure how to start! Thank you.

1 answer

so vector v is [0,5,-6]

ā”‚vā”‚ = āˆš(0^2 + 5^2 + (-6)^2)
= ....