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anonymous
 5 years ago
find vector d + vector e given that vector d=3 and vector e = 5 where the angle between these two vector is 50 degrees.
anonymous
 5 years ago
find vector d + vector e given that vector d=3 and vector e = 5 where the angle between these two vector is 50 degrees.

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anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0the answer is 7.30 :( but i dont knw how to get it

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0i did d+e^2=d^2+e^2 +2decos d+e^2=25+9+30*50pi/180 d+e^2=34+5.23 =39.23 d+e^2=39.23 d+e=6.2

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0i got it :) ! you just caclulated the cos value wronge :) ! but thanks alot i got the idea from your solution :) !
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