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

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Question 1042760: Find u * v and are these vectors orthogonal? If u = i+j and v = i-j
Answer by ikleyn(52832) About Me  (Show Source):
You can put this solution on YOUR website!
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The dot-product is zero and the vectors are orthogonal.