Question

Find the angle between the given vectors to the nearest tenth of a degree. (2 points)

u = <6, -1>, v = <7, -4>

20.3°
10.2°
0.2°
30.3°

Answer 1

sorry again..

Answer 2

@rishavraj

Answer 3

angle between two vectors say a and b
\[\cos \theta = \frac{ a.b }{ |a||b| }\]

Answer 4

a.b = dot product of vectors....and
\[|a||b|\] means product of magnitude of vectors

Answer 5

i have no idea..

Answer 6

http://www.vitutor.com/geometry/vec/angle_vectors.html