Question

find the angles between the pairs of vectors A = -2.00i + 6.00j and B = 2.00i - 3.00j

Answer 1

@aum

Answer 2

\[\cos \theta = \frac{A*B}{|A| |B|}\]
A*B is dot product

Answer 3

the top gives me -22... ?

Answer 4

right ?

Answer 5

yep

Answer 6

so then what did I do wrong.. ? lol

Answer 7

because thats not possible

Answer 8

oh wait hold on im retarded

Answer 9

what about the bottom

Answer 10

wait 180 isn't right... =/

Answer 11

hello.. ?

Answer 12

hello

Answer 13

hello

Answer 14

hello

Answer 15

Why did you say something then leave... I hate those type, you are no help, BYE.