Recent content by Mtl

Thanks for your help.

New Question... Given that the two vectors u=(2a+b) and v=(4a-3b) are perpendicular and that |a|=3 and |b|=6, then find the angle between a and b. So I pretty sure i need to set the dot product of u and v = to zero. Then there is probably some sort of way to rearange it, of which I am not sure.

OK, thanks for your input, I think I have it now.

[SOLVED] Linear Combination Method Homework Statement Show, using the linear combination method, that the vectors below are non-coplanar or independent. Be complete d= [2,-1,-2], e=[1,1,1] , and f = [1,-5,8] Homework Equations Ok so I'm assuming, I am supposed to use Cramer's Rule here...

"Is that really a ratio of negative 5 to 7?" Yes, the negative affects the direction, or so my textbook says. Anyways the first answer would look something along the lines of X__T____Y__Z Although, through reading through what you have read I'm pretty sure i can finish the problem...

Ok so I have an assignment for my Calculas/Geometry class and I seem to have not paid the greatest attention in class as I'm pretty much completely lost. I was wondering if anyone could help me with one of the questions. The first part asked for a diagram which satified the following X...