Question

Determine the magnitude of the difference of the following vectors: u - v

u = 7i - 12j
v = -2i + j

Answer 1

u = <u1,u2>
v = <v1,v2>

u-v = <u1-v1, u2-v2>

Magnitude = \(\sqrt{ (u_1-v_1)^2 + (u_2-v_2)^2}\)