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OpenStudy (anonymous):
are these right? please help :) thanks
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OpenStudy (anonymous):
http://s1238.photobucket.com/albums/ff488/aliowl/?action=view¤t=geo102.jpg
Directrix (directrix):
#1 should be 4 (as you have it) but wrote as 4/4. In ratio form, it is 4/1.
OpenStudy (anonymous):
is that all?
Directrix (directrix):
#11 is correct and I think #12 is, too. Someone else needs to check #12 for correctness.
OpenStudy (anonymous):
Looks good to me. As long as you translated your vector across space properly which it looks like you did then its right
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OpenStudy (anonymous):
how is vector AB = 8,-4?
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