if magnitude of A is 2 and magnitude of B is 5,angle between them is 60 degree,find |A-B|
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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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|A-B|=A^2+B^2-2ABCOS(angle)
=4+25-2(10)(1/2)
=29-10
=19
please add me in brain list
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