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The angle between the vectors i-mj and j+k is π/3 then what is the value of m.

The angle between the vectors i-mj and j+k is π/3 then what is the value of m.

Grade:12th pass

1 Answers

Rishabh Gaikwad
23 Points
4 years ago
If A=i-mj and B=j+k and theta = pi/3
then apply it to the formula,
                    cos theta = A.B/AB
m comes as sqrt1/3

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