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OpenStudy (anonymous):
Determine whether the given vectors are orthogonal. 3i-2j and -8i-12j
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OpenStudy (anonymous):
Hint: Two vectors are orthogonal if their dot product is zero.
OpenStudy (anonymous):
Do you know about the dot product yet?
OpenStudy (anonymous):
yeah. sorry I didn't respond
OpenStudy (anonymous):
I'm just a little confused on the i and j i know the dot product is ac+bd
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