Question

if A and B are two vectors and |A+B|=|A-B|, then find out the angle between the vector A and vector B

Answer 1

Pretty sure it has to be 90 degrees

Answer 2

i thought that too but there can be a number of other possibilities

Answer 3

infinitee

Answer 4

maybe lol

Answer 5

ill work on this problem later if no one helps you do it

Answer 6

ya its 90 degree bt hw?

Answer 7

@dan815 plz help me now

Answer 8

its 90 |

Answer 9

Develop (\(\vec A+\vec B)^2=(\vec A-\vec B)^2\)

Answer 10

thanks a lot @Vincent-Lyon.Fr

Answer 11

Have you succeeded proving this?

Answer 12

ya i proved