SOLUTION: Are u = <8,-4> and v = <5,10> orthogonal?

Algebra ->  Vectors -> SOLUTION: Are u = <8,-4> and v = <5,10> orthogonal?      Log On


   



Question 723439: Are u = <8,-4> and v = <5,10> orthogonal?
Answer by tommyt3rd(5050) About Me  (Show Source):