Q.2The lengths of the diagonals of a parallelogram constructed on the vectors `vecp= 2veca + vecb & vecq= veca-2vecb`.where `veca & vecb` are unit vectors forming an angle of `60^@` are

The length of the longer diagonal of the parallelogram constructed on 5veca + 2vecb and veca - 3vecb, if it is given that |veca|=2sqrt2, |vecb|=3 and veca. Vecb= pi/4 is

The length of the longer diagonal of the parallelogram constructed on 5veca + 2vecb and veca - 3vecb, if it is given that |veca|=2sqrt2, |vecb|=3 and veca. Vecb= pi/4 is

The length of the longer diagonal of the parallelogram constructed on 5veca + 2vecb and veca - 3vecb, if it is given that |veca|=2sqrt2, |vecb|=3 and veca. Vecb= pi/4 is

For two non - zero vectors veca and vecb | veca + vecb| = | veca| then vectors 2 veca + vecb and vecb are …..

Given that vecp=veca+vecb and vecq=veca-vecb and |veca|=|vecb|, show that vecp.veca=0

Given that vecp=veca+vecb and vecq=veca-vecb and |veca|=|vecb| , show that vecp.vecq=0

Consider a parallelogram constructed on the vectors vecA=5vecp+2vecq and vecB=vecp-3vecq . If |vecp|=2, |vecq|=5 , the angle between vecp and vecq is (pi)/(3) and the length of the smallest diagonal of the parallelogram is k units, then the value of k^(2) is equal to

Consider a parallelogram constructed on the vectors vecA=5vecp+2vecq and vecB=vecp-3vecq . If |vecp|=2, |vecq|=5 , the angle between vecp and vecq is (pi)/(3) and the length of the smallest diagonal of the parallelogram is k units, then the value of k^(2) is equal to

If veca and vecb are non - zero vectors such that |veca + vecb| = |veca - 2vecb| then

If veca and vecb are non - zero vectors such that |veca + vecb| = |veca - 2vecb| then