vector algebra

[doubtqueen]

Can someone post a detailed solution for this?

 

[topsquark]

A vector that is orthogonal to A and B is along the direction of A x B. Now just dot this with R then normalize to get your answer.

Can you finish?

-Dan

 

[Steven G]

Can someone post a detailed solution for this?

Why would someone do your homework for you? This is a math help forum not a we will do your homework for you forum.

If you want help then please read the posting guidelines again, follow them and then post back showing your work.