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OpenStudy (anonymous):
Could someone check this for me, please?! I'll fan and medal!!! If v1= (2, 5) and v2= (4, -3), then the angle between the two vectors is...? I got 105.7, is that correct?!
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OpenStudy (xapproachesinfinity):
cos\(\theta\)=v1.v2/|v1||v2| use this dot product formula
OpenStudy (xapproachesinfinity):
do you know how to do dot product
OpenStudy (anonymous):
yes! I got 105.07 this time!
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