SOLUTION: Find u * v and are these vectors orthogonal? If u = i+j and v = i-j

Algebra.Com
Question 1042760: Find u * v and are these vectors orthogonal? If u = i+j and v = i-j
Answer by ikleyn(52835)   (Show Source): You can put this solution on YOUR website!
.
The dot-product is zero and the vectors are orthogonal.


RELATED QUESTIONS

Find c so that the vectors v = i + j and w = i + c j are... (answered by jim_thompson5910)
Find b so that the vectors v = i + j and w = i + bj are... (answered by nabla)
Find the vectors u + v, u − v, and 5u − 1/2v. (Simplify your answers... (answered by ikleyn)
Please help me with this problem. Thank you. Find the vectors u+v, u-v, and 5u-1/2.... (answered by MathLover1,ikleyn)
Suppose u and v are orthogonal vectors in R . If ∥u∥ = ∥v∥ = 1 then find d(u,... (answered by ikleyn)
The vectors i, j are unit vectors along the x-axis and y-axis respectively. the vectors... (answered by dfrazzetto)
Ok i'm not so worried about the sketches I just want confirmation about mainly part c and (answered by venugopalramana)
1. Find vectors ~v and ~w such that ~v is parallel to ~u = 2~ı − 3~j, ~w is... (answered by math_helper)
Consider the following. u = i + 3j, v = −3i + j (a) Find u · v (b) Find the angle... (answered by MathLover1)