Plz answer it as soon as possible I just didnt get the point how to take the vectors
Nikhil , 5 Years ago
Grade 12
Modern Physics> Plz answer it as soon as possible I just ...
1 Answers
Arun
Last Activity: 5 Years ago
Dear Nikhil
a vector in plane of b and c = tb + sc = (t + s) i + (2t + s) j + ( – t – 2s) k
now its projection on a = 2 t + 2s – 2t – s – t – 2s / sqrt (6) = sqrt (2/3)
now solve for t and s.
then you can check options
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