Question: Find the value of k such that vectors u and v are orthogonal. 1. u = 8i + 4j v = 2i kj 2.

Find the value of k such that vectors u and v are orthogonal.
1. u = 8i + 4j
v = 2i − kj
2. u = −3ki + 5j
v = 2i − 4j

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