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OpenStudy (anonymous):
If u = (6 , 1 , 8) is orthogonal to u = (k , -4 , 5) determine the value of k. Please help! Thanks :)
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OpenStudy (ajprincess):
u is orthogonal to u means u.u=0. so 6k-4+8*5=0 6k-4+40=0 6k-36=0 6k=36 k=36/6 k=6
OpenStudy (anonymous):
Ohhh, I seee... THANKS! :)
OpenStudy (ajprincess):
yw.:)
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