Math, asked by anshul5319, 1 year ago

if magnitude of A is 2 and magnitude of B is 5,angle between them is 60 degree,find |A-B|

Answers

Answered by chinnu9721
0
ANGLE=60,cos60=1/2

|A-B|=A^2+B^2-2ABCOS(angle)
=4+25-2(10)(1/2)
=29-10
=19
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